Music Hackspace does a monthly zoom session where 3 TD users semi-formally present a project on one common topic. The second hour of the session are very interesting offline breakout rooms with the presenters.
Hackspace is doing a poll of what topics would be of interest this year. They are broad and not necessarily music-centered. Here’s a list you can vote on and add your own suggestions. Please let us know your preferences: MusicHackspace TouchDesigner Topic Survey
Here is a playlist of videos of the Hackspace presentations from the previous meetings: