Whether you care about it or not, a genre switch is a massive change. It's like saying the Ancient One injected Dr Strange with nanobots and then having him fight robots for 40 issues.
Which supporting cast members hasn't Slott used? That's an incredibly strange criticism. What are you basing it on?Maybe? While I will concede that stripping away the classic supporting cast doesn't do it any favors (which Slott is very guilty of), Mary Jane and Aunt May being around and in the know is, IMHO, a lot closer to classic Spider-Man than Slott's current run. (Also, as a life-long USM fan, this is exactly in my wheelhouse
It's really weird that you have so many hot takes on material you haven't read.