Meta is giving its AI assistant new agent-like capabilities powered by Muse Spark 1.1, its latest model.Why it matters: The effort is part of the "personal superintelligence" vision outlined by CEO Mark Zuckerberg, though the company's AI software remains less powerful than those of rivals.Driving the news: In a blog post, the company said Meta AI can access Google Calendar and Gmail and is now capable of tasks like creating daily updates, helping with research or assisting with a redecorating p...