Anthropic just destroyed all proactive agent startups. That's what you'll see on your timeline. That couldn't be further from the truth. Personal agents, unlike other agent types, will exist in different flavors and personalities. It's nice that Claude Duet runs on Opus 5.5. Unlike other agent types, people will really think carefully about which personal agent to pick. Here, people think more carefully about trust, personality, intent understanding, continual learning, etc. The best…