What is one thing you purchased to increase productivity, that you can't go without



1. tri-monitor set up
2. office with a door that locks...I didn't purchase that, per say, but it sure amped up productivity to not get caught in polite conversations about last night's episode of (fill in the blank).
 
But I also use a thinkpad for other windows based bots and stuff, a I don't want to install windows on my Mac. But seeing Mark Zukerberg use a Vaio, in that movie... I was looking at some Vaio last night

mark_zuckerberg-2651.jpg
 
I use dual 24" widescreens at home, and tri 19" 4:3s at work... and I'm tempted to throw a 19" 4:3 in the middle of my 24"s at home. The more you can do with screen real estate, the better.

Then there's always energy drinks or energy drinks + jager to help with the productivity, Pandora, and Hypem.com. And an exercise ball as a chair.