The article puts it very succinctly: Cloudflare fronts attackers for free and bills the victims for relief. Ddos protection services can be cast as a digital protection racket where they have a perverse incentive to keep attackers attacking. “It's a dangerous internet out there; you'd better pay us to protect your website from the attackers using our free tier.” At the least, even if there is no active collusion or p…
How can we do that, if we would like to preserve relative anonymity and global nature of the internet?
People can indeed form cooperatives to handle the protection, but this is hard to manage globally as an entity. DDoS protection is done by primarily having too much capacity to tank it and then filter it. The required investment is rather high.