A really minor grazing could draw blood as seemed to happen at the first attempt, but heal within several days, which explains all the evidence I’ve seen.
Dramatically exaggerating a minor wound to maximize the benefit to him seems exactly what Trump would do in that situation.
I think who you mean by tech community here is important too. CEOs? Their pay depends in part on them not listening.
Enthusiasts? Engineers? People who use technology more than incidentally? Left-leaning tech circles? Some have heard him, the idea of enshittification has spread well.
Sometimes ideas don’t spread very much until they do in a big way. This feels to me like one where that point exists, and people will take notice when it’s hit.