Because pretending to be anything else in a system where all power structures have the same incentives to oppress and abuse the lowest rung is giving in to that power structure. You can vote the greatest person into power and they'll still be ineffective and their term will be over before they can move the needle.
Everywhere I've been in life, there has been an asshole above me who made it their mission to make me miserable, either through negligence, malice or apathy.
I want to be a socialist, but I can't, so anarchist it is.

You have to grow spikes and make it painful for bots to crawl your site. It sucks, and it costs a lot of extra bandwidth for a few months, but eventually they all blacklist your site and leave you alone.