We’d had Star Trek for two years by that point. It really was not that groundbreaking.
Star Wars came out 9 years after 2001 (edit: and the original series Star Trek doesn’t have near the realism of 2001). The visuals absolutely were groundbreaking -- they still hold up, and look better than all but a handful of space movies that came out before about the 90s.
Your point with the pacing is fair, but I think about half that is an artifact of the time or a byproduct of watching it on a couch with a smartphone instead of in a theater.
She touted an endorsement from Dick Cheney, said she'd put a Republican in her cabinet, and said she'd pass Trump's immigration bill.