diff --git a/README.md b/README.md
index cfc9350..9b0d4e6 100644
--- a/README.md
+++ b/README.md
@@ -4,3 +4,4 @@ Beepbox project: https://is.gd/E5IIJR
 https://is.gd/E5IIJR
 https://is.gd/4iBSfC
 *latest: https://is.gd/H7zjZ1*
+final(?): https://is.gd/EcOorF
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+dest_files=["res://.godot/imported/keyboard_space_outline.png-4e9954671d62479691833162f0e18256.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
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+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
diff --git a/assets/input/keyboard_t.png b/assets/input/keyboard_t.png
new file mode 100644
index 0000000..0054b46
Binary files /dev/null and b/assets/input/keyboard_t.png differ
diff --git a/assets/input/keyboard_t.png.import b/assets/input/keyboard_t.png.import
new file mode 100644
index 0000000..83438bb
--- /dev/null
+++ b/assets/input/keyboard_t.png.import
@@ -0,0 +1,40 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://d24f5eemnnvrn"
+path="res://.godot/imported/keyboard_t.png-5ca6c6a935d689c9b23f9c13f743e73e.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://assets/input/keyboard_t.png"
+dest_files=["res://.godot/imported/keyboard_t.png-5ca6c6a935d689c9b23f9c13f743e73e.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
diff --git a/assets/input/keyboard_t_outline.png b/assets/input/keyboard_t_outline.png
new file mode 100644
index 0000000..6116fe0
Binary files /dev/null and b/assets/input/keyboard_t_outline.png differ
diff --git a/assets/input/keyboard_t_outline.png.import b/assets/input/keyboard_t_outline.png.import
new file mode 100644
index 0000000..7275589
--- /dev/null
+++ b/assets/input/keyboard_t_outline.png.import
@@ -0,0 +1,40 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://bl3rq1xnhtmuy"
+path="res://.godot/imported/keyboard_t_outline.png-f47f0784b47bf5f229b467909ab0e562.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://assets/input/keyboard_t_outline.png"
+dest_files=["res://.godot/imported/keyboard_t_outline.png-f47f0784b47bf5f229b467909ab0e562.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
diff --git a/assets/input/keyboard_v.png b/assets/input/keyboard_v.png
new file mode 100644
index 0000000..0cab778
Binary files /dev/null and b/assets/input/keyboard_v.png differ
diff --git a/assets/input/keyboard_v.png.import b/assets/input/keyboard_v.png.import
new file mode 100644
index 0000000..7b4e14d
--- /dev/null
+++ b/assets/input/keyboard_v.png.import
@@ -0,0 +1,40 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://bm53tpx7cbocx"
+path="res://.godot/imported/keyboard_v.png-0a9fa5270c53461dc7ce55f9787edd41.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://assets/input/keyboard_v.png"
+dest_files=["res://.godot/imported/keyboard_v.png-0a9fa5270c53461dc7ce55f9787edd41.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
diff --git a/assets/input/keyboard_v_outline.png b/assets/input/keyboard_v_outline.png
new file mode 100644
index 0000000..ed03ba4
Binary files /dev/null and b/assets/input/keyboard_v_outline.png differ
diff --git a/assets/input/keyboard_v_outline.png.import b/assets/input/keyboard_v_outline.png.import
new file mode 100644
index 0000000..f51138a
--- /dev/null
+++ b/assets/input/keyboard_v_outline.png.import
@@ -0,0 +1,40 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://cctoyonq28i8q"
+path="res://.godot/imported/keyboard_v_outline.png-f82bbd3bcff322d09781a98abc4ee6df.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://assets/input/keyboard_v_outline.png"
+dest_files=["res://.godot/imported/keyboard_v_outline.png-f82bbd3bcff322d09781a98abc4ee6df.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
diff --git a/main.tscn b/main.tscn
index 9188e3a..14b8996 100644
--- a/main.tscn
+++ b/main.tscn
@@ -2,10 +2,10 @@
 
 [ext_resource type="Texture2D" uid="uid://42h7vrqekyma" path="res://assets/symphonyguys.png" id="1_ig7tw"]
 [ext_resource type="Texture2D" uid="uid://cs47f2rurekyx" path="res://assets/floor_wood_01-32x16.png" id="2_0xm2m"]
-[ext_resource type="AudioStream" uid="uid://bflw7me3q03gf" path="res://assets/audio/eine-kleine-full.wav" id="2_7mycd"]
-[ext_resource type="AudioStream" uid="uid://q6wqgiif77yi" path="res://assets/audio/eine-kleine-viol-1.wav" id="2_h2yge"]
-[ext_resource type="AudioStream" uid="uid://c2sebjygsix7l" path="res://assets/audio/eine-kleine-bass-1.wav" id="3_1bvp3"]
-[ext_resource type="AudioStream" uid="uid://bjv5v1w3x0n4i" path="res://assets/audio/eine-kleine-cello-1.wav" id="3_lquwl"]
+[ext_resource type="AudioStream" uid="uid://bflw7me3q03gf" path="res://assets/audio/full/eine-kleine-full.wav" id="2_7mycd"]
+[ext_resource type="AudioStream" uid="uid://rn5a5gjgvn4k" path="res://assets/audio/full/eine-kleine-viol-full.wav" id="3_7mycd"]
+[ext_resource type="AudioStream" uid="uid://d3qyd08xk7d3h" path="res://assets/audio/full/eine-kleine-cello-full.wav" id="4_272bh"]
+[ext_resource type="AudioStream" uid="uid://bnypuodp8swg3" path="res://assets/audio/full/eine-kleine-bass-full.wav" id="5_5vw27"]
 
 [sub_resource type="AtlasTexture" id="AtlasTexture_1bvp3"]
 atlas = ExtResource("1_ig7tw")
@@ -209,10 +209,13 @@ sources/5 = SubResource("TileSetAtlasSource_h2yge")
 
 [node name="Main" type="Node2D" unique_id=1319338792]
 
+[node name="Camera2D" type="Camera2D" parent="." unique_id=1314238347]
+zoom = Vector2(4, 4)
+
 [node name="Conductor" type="AnimatedSprite2D" parent="." unique_id=880231478]
 sprite_frames = SubResource("SpriteFrames_7mycd")
 autoplay = "default"
-frame_progress = 0.33208793
+frame_progress = 0.51704574
 
 [node name="FullAudio" type="AudioStreamPlayer2D" parent="Conductor" unique_id=1320626273]
 stream = ExtResource("2_7mycd")
@@ -224,11 +227,11 @@ autoplay = true
 position = Vector2(-27, -4)
 sprite_frames = SubResource("SpriteFrames_074og")
 autoplay = "default"
-frame_progress = 0.8901965
+frame_progress = 0.6208535
 
 [node name="ViolAudio" type="AudioStreamPlayer2D" parent="Musicians/Viol" unique_id=800067327]
 visible = false
-stream = ExtResource("2_h2yge")
+stream = ExtResource("3_7mycd")
 
 [node name="LightOccluder2D" type="LightOccluder2D" parent="Musicians/Viol" unique_id=781715626]
 position = Vector2(1, 0)
@@ -247,23 +250,21 @@ texture = SubResource("GradientTexture2D_7mycd")
 position = Vector2(-14, -28)
 sprite_frames = SubResource("SpriteFrames_dg77c")
 autoplay = "default"
-frame_progress = 0.31955153
+frame_progress = 0.5045058
 
 [node name="CelloAudio" type="AudioStreamPlayer2D" parent="Musicians/Cello" unique_id=526745522]
 visible = false
-stream = ExtResource("3_lquwl")
+stream = ExtResource("4_272bh")
 
 [node name="Bass" type="AnimatedSprite2D" parent="Musicians" unique_id=1099071968]
 position = Vector2(-49, -19)
 sprite_frames = SubResource("SpriteFrames_kq58d")
 autoplay = "default"
-frame_progress = 0.57215303
+frame_progress = 0.30279997
 
 [node name="BassAudio" type="AudioStreamPlayer2D" parent="Musicians/Bass" unique_id=1653394620]
 visible = false
-stream = ExtResource("3_1bvp3")
-
-[node name="Camera2D" type="Camera2D" parent="." unique_id=1314238347]
+stream = ExtResource("5_5vw27")
 
 [node name="Stage" type="TileMapLayer" parent="." unique_id=15466516]
 z_index = -10
diff --git a/project.godot b/project.godot
index 319f342..be42df7 100644
--- a/project.godot
+++ b/project.godot
@@ -19,7 +19,34 @@ config/icon="res://icon.svg"
 
 window/size/viewport_width=1280
 window/size/viewport_height=720
-window/stretch/scale=8.0
+
+[input]
+
+viol={
+"deadzone": 0.2,
+"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":86,"key_label":0,"unicode":118,"location":0,"echo":false,"script":null)
+]
+}
+cello={
+"deadzone": 0.2,
+"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":67,"key_label":0,"unicode":99,"location":0,"echo":false,"script":null)
+]
+}
+bass={
+"deadzone": 0.2,
+"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":66,"key_label":0,"unicode":98,"location":0,"echo":false,"script":null)
+]
+}
+tick={
+"deadzone": 0.2,
+"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":84,"key_label":0,"unicode":116,"location":0,"echo":false,"script":null)
+]
+}
+start={
+"deadzone": 0.2,
+"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":32,"key_label":0,"unicode":32,"location":0,"echo":false,"script":null)
+]
+}
 
 [physics]
 
diff --git a/rhythm_manager.gd b/rhythm_manager.gd
new file mode 100644
index 0000000..a0a4334
--- /dev/null
+++ b/rhythm_manager.gd
@@ -0,0 +1,44 @@
+#@tool
+#@icon(icon_path: String)
+class_name RhythmManager
+extends Node2D
+## Documentation comments
+
+## signal
+## enum
+## const
+
+@export var tempo: int = 120
+@export var beats_per_measure: int = 4
+
+var seconds_per_beat: float
+var seconds_elapsed: float = 0.0
+var is_running: bool = false
+
+@onready var click_track: AudioStreamPlayer2D = %ClickTrack
+
+## OVERRIDES
+
+func _ready() -> void:
+	seconds_per_beat = 60.0/float(tempo)
+	print(seconds_per_beat)
+
+func _process(_delta: float) -> void:
+	if is_running:
+		seconds_elapsed = Time.get_ticks_msec() / 1000.0
+
+func _input(event: InputEvent) -> void:
+	if event.is_action_pressed("ui_accept"):
+		is_running = true
+		click_track.play()
+
+#func _physics_process(delta: float) -> void:
+	#pass
+
+## CORE
+
+## PRIVATE/HELPER
+
+## RECEIVERS
+
+## SETTERS/GETTERS
diff --git a/rhythm_manager.gd.uid b/rhythm_manager.gd.uid
new file mode 100644
index 0000000..0c57664
--- /dev/null
+++ b/rhythm_manager.gd.uid
@@ -0,0 +1 @@
+uid://bhbfogebu1di5
diff --git a/rhythm_manager.tscn b/rhythm_manager.tscn
new file mode 100644
index 0000000..8bbb499
--- /dev/null
+++ b/rhythm_manager.tscn
@@ -0,0 +1,26 @@
+[gd_scene format=3 uid="uid://ojisu2jrshsp"]
+
+[ext_resource type="Script" uid="uid://bhbfogebu1di5" path="res://rhythm_manager.gd" id="1_0wx20"]
+[ext_resource type="AudioStream" uid="uid://b8n6p428csquv" path="res://assets/audio/full/eine-kleine-click.wav" id="2_6v8l0"]
+
+[node name="RhythmManager" type="Node2D" unique_id=2036637300]
+script = ExtResource("1_0wx20")
+
+[node name="RhythmUI" type="Control" parent="." unique_id=510351076]
+layout_mode = 3
+anchors_preset = 0
+offset_right = 40.0
+offset_bottom = 40.0
+
+[node name="VBoxContainer" type="VBoxContainer" parent="RhythmUI" unique_id=715801075]
+layout_mode = 0
+offset_right = 40.0
+offset_bottom = 40.0
+
+[node name="SongStartLabel" type="Label" parent="RhythmUI/VBoxContainer" unique_id=825673648]
+layout_mode = 2
+text = "To start the song, press the space bar"
+
+[node name="ClickTrack" type="AudioStreamPlayer2D" parent="." unique_id=875092300]
+unique_name_in_owner = true
+stream = ExtResource("2_6v8l0")