Doesn't that have a corollary: if their web app is faster than everything else they use, won't they love it? Anecdotally, those 90% of users are not happy abou

Doesn't that have a corollary: if their web app is faster than everything else they use, won't they love it? Anecdotally, those 90% of users are not happy about their experience, they just tolerate it.