Earlier quoted context omitted.
I don't think that was the expectation, not sure where you read that into it. The two examples he gave were for the bar in the lobby and a total bill that would be mainly food. This is presumably a Drafthouse or one of the similar places that have full waiter service at your seat.
Part of the issue with tipping culture is that there's a grey area between the "obviously tipped" and "obviously not tipped" roles. This grey area creates space for companies to pay tipped wages, but customers to also not tip because they didn't think about it.
That minimum is still too low to be livable in many areas, Texas included, but that's a separate, albeit related, problem.