Since it's a few blocks from Mission Ave, I always forget about Atlas and how nice it is to hang out there and get work done. Salient features include outdoor seating, magazine rack, best (not so cheap) café food of the cafes. I think they even have the self serve coffee station where you just bring your own cup, fill up, pay on the honor system and take off. Which, when you're already late for work and you see the line of people at such and such café and the barista dude is yucking it up and taking his time… this is almost worth going out of your way to just be able to run in and run out, coffee in hand, time saved...
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