Better tools, better practices, better understanding of what works and what doesn't, better resources online.
Even simple things like most people these days understand how HTTP actually works, back then you'd be lucky to find people who even understood basic HTML.
Did you use Google back then? It wasn't actually that great, you might have to do a bunch of searches, try excluding words, just to get some vaguely good results. It was a lot better than the rest though.