Restart a more live oriented version: only display if in record or play mode.
Add stop instruction + factorize a bit.
Clarify states: isRecording is not recordMode.
Remove stop command as it conflicts with record toggle.
Fix recordMode flag name.
Add note on/off.
Simple limiter to avoid frame color if not controlled.
Fix note on/off commands receptions.
Add Stop and Record commands.
Attempt to improve latency.
Enable/disable note depending on recording state.