I think they hate the commercialized Internet, and I do too.
Having to go through 3rd party services (and rely on them to stay on top of things) to participate is not fun.
If you setup your Website you will inexorably attract spammers at least. Yes they are using new tools and new techniques... but so can you. There are plenty of tools to keep track of abusive usage, individually or collectively, and ways to both backup your data or containerize your services. As long as you keep up then I don't feel it's getting more challenging.