Youtube Beta Testflight — Upd |top|

If you manage to get an invitation for a YouTube-related utility or if Google re-opens its public builds, here is how you use TestFlight : How to Join & Install IOS App Betas | TestFlight

The latest allows saving custom playback speed presets (e.g., 1.25x for podcasts, 2.0x for lectures). Stable users still have to adjust manually per video. youtube beta testflight upd