Won't apply to everyone (most?), but some compliance assurances your customers may require can't be fulfilled by Cloudflare. And personally, I would hope their laissez faire attitude towards protecting hate speech should damage their business, but I suspect most people not targeted by such just don't give a damn.
No, hate speech is hate speech. If it’s free speech to you, then you’re exactly in the group of people I’d rather not sharing infrastructure, or anything else with.
