Thats probably true. On the one hand you have users getting so used to bootstrap sites that they begin to instinctively know expected behavior and how to naviga

Thats probably true. On the one hand you have users getting so used to bootstrap sites that they begin to instinctively know expected behavior and how to navigate other bootstrap sites, which is good UX. Then on the other hand you have a lack of brand, and disinterest because of overuse, which is bad UX. I suppose its a bit of a catch-22.