It’s amazing how the media can totally miss-characterize things. Zuckerberg’s “suck” was referring to having to sue the government, not being broken up by Warren. It’s in the snippet Techcrunch included in the linked post. Yet they’re all quoting him saying that being broken up or warren being president would suck.
“I would bet that we will have a legal challenge, and I would bet that we will win the legal challenge,” he can be heard saying. “Does that still suck for us? Yeah. I mean, I don’t want to have a major lawsuit against our own government. …”