By Colette Bennett The billionaire on Twitter discussed an idea that could truly save lives in a natural disaster. Elon Musk has had an intense month. During several weeks of back and forth on Musk expressing interest in Twitter, tweeting mysterious bits of prose and biblical art (or vaguetweeting, as it’s sometimes called), deciding to be a silent partner, tossing that idea out the window, and finally just saying to hell with it and buying Twitter outright, it’s been hard to keep up with all the twists and turns. Many have reacted intensely to what Musk’s Twitter could look like, from the joy…