Muse comes down to 6 words. Learn these and the rest of the app makes sense. Most of what trips people up about Muse is its vocabulary. It's Meta's personal agent, and it works through a handful of ideas that it names for you. Here's what each one means, with an example: 1. SOUL.md This is the plain file where you write Muse's rules. You can open it and edit it, which makes it the closest thing Muse has to a settings page. A good first line is "Ask me before you buy or send anything." 2.…