They've been gone before - sometimes for months - and they've also come back before. I wouldn't write them off completely just yet. Even the linked story mentions that it's "too soon to consign the site to history."
Also, MegaUpload wasn't "legit." Come on. We all knew what it was for. That's why it was so great!
To steer this away from the direction that gives Aaron the shakes, here's some proper "legit" news about BitTorrent - the Internet Archive just announced their new mechanism to host content via over one MILLION torrents (blog.archive.org). I'm most interested in the Prelinger Archives, but it's one of those things I will probably NEVER have the free time to properly consume.
Paraphrasing Ron Paul just to make sure I'm addressing the right question: Does the President (any President) have the right to bomb Iran (or any other nation-state) without (further) Congressional approval? Short answer, yes.