Or maybe I didn't know that this had been posted before. A colleague sent me a link to it today, I thought it might be interesting to this group, and I posted

Or maybe I didn't know that this had been posted before. A colleague sent me a link to it today, I thought it might be interesting to this group, and I posted it. Feel free to mod it down all you like. Having high karma on Hacker News is not a high priority in my life.