Having painfully hacked together a few packages for ST (and TM) over the years, I'm impressed at how fast they pulled this together. If it's this easy to extend, Atom could have a very bright future.
Not that fast:
> But seriously, I've gotten to watch the development of Atom over the last two years and am soooo excited to see this baby ship.
Language is hard. :( I read it as "Wow, Atom is really extensible-friendly, even though they've only been making it a short while."