Synthesia Hits $2.1 Billion in Valuation After Latest Fundraise (Reuters) - AI video avatar platform Synthesia said on Wednesday it has raised $180 million in a new funding round led by venture ...

Synthesia plays piano MIDI files and shows which key to press on a piano keyboard. This project adds LEDs that turn on and off based on MIDI messages from Synthesia. The LEDs may be mounted on a real ...