This is really neat. One piece of feedback is it begins and ends TeX expressions by saying “dollar” which is distracting. Probably best to strip the TeX syntax

This is really neat. One piece of feedback is it begins and ends TeX expressions by saying “dollar” which is distracting. Probably best to strip the TeX syntax while retaining the expressions. Simple ones like O(1) should be understandable aurally, even if complex expressions may not be.