Cloudflare will just tell them that 70% traffic drop is because 70% of their traffic was bots, and everything is working fine, and hey, don't you want to upgrad

Cloudflare will just tell them that 70% traffic drop is because 70% of their traffic was bots, and everything is working fine, and hey, don't you want to upgrade to a paid plan to block 50% of the remainder? Think about how many bots will be blocked with that upgrade!