Grok bot might just be the Slack moment for personal AI assistants. There was Hipchat before Slack. And a dozen IRC-inspired team tools before that (I created one of those failed startups). The idea wasn't new when Slack showed up. The timing was right, the product was polished enough, and it worked. Grok bot isn't a genuinely new idea (tasklet, perplexity computer). It might just be the mainstream arrival of something that's been circling for a while. Also, the Cursor team going to xAI was…