Are you sure people like the modern web? It's increasingly used as a weapon against them. I don't know anybody under 20 who likes the modern web. As for the others, I think its more about nostalgia.
People will often claim to dislike something, even though they would dislike the alternative even more (and they might even be actively choosing against the alternative). Pay more attention to what people’s actions reveal than what they claim.
(This happens not just in tech.)
2. I'm not going to feel safe if I go make a web site that works that way. I'm going to feel safe if my bank does.