I mean, it's not impossible for Matthew Prince, or his successor, or more likely his successor's successor, will just throw away the company by injecting unauth

I mean, it's not impossible for Matthew Prince, or his successor, or more likely his successor's successor, will just throw away the company by injecting unauthorized ads, but until they actually do, let's not pretend they have? Cloudflare's customers aren't going to stand for that and will find a new CDN if it was ever shown to be the case that Cloudflare was intentionally altering content they're rehosting. Cloudflare's imperfect, but Prince isn't that dumb, so we're years away from even the hint of that being possible.