> Designing over VC is very difficult, especially for something entirely new. 3~4 people working on a single whiteboard is far more efficient.

What's stopping someone from just... grabbing a whiteboard? They ain't expensive. Yeah, maybe not everyone can write to it, but everyone should be able to read from it. Designate someone as the writer and you're good to go.

> There's nothing like "gotta go, chat tomorrow" stuff.

What about "Sorry, just broke for $MEAL, let's put it on the calendar for tomorrow"?