This, I've asked my musician friends too how teaching has been like through covid. All the platforms for recording they stated have at least a 0.5s delay, which

This, I've asked my musician friends too how teaching has been like through covid. All the platforms for recording they stated have at least a 0.5s delay, which makes playing together with a student very difficult. Usually the teacher sometimes has to prerecord a sequence instead and play a video, which makes teaching online not really convenient or fun for the teacher.