Earlier quoted context omitted.
The headline makes it sound like he's angry that Meta is poaching his talent. That's a bad look that makes it seem like you consider your employees to be your property. But he didn't actually say anything like that. I wouldn't consider any of what he said to be "slams," just pretty reasonable discussion of why he thinks they won't do well. I'd say this is yet another example of bad headlines having negative informati…
With no dogs in the fight, the very fact he's talking to his employees about a competitor's hiring practices is noteworthy. The delivery of the message can be milder and better than how it sounds in the chosen bits, but the overall picture kinda stays the same.
Notably, I don’t see him condemning Meta’s “poaching” here, just commenting on it. Compare this with, for example, Steve Jobs getting into a fight with Adobe’s CEO about whether they’d recruit each other’s employees or consider them to be off limits.