I attended Microsoft TechFest 2007 three weeks ago. I have seen very cool researches going on, and I almost experienced everything myself. One of the interesting researches that I played with was "Surface-Computing Innovations". Surface computing uses...

I was planning to post my 3rd interview experience with Microsoft... That's when I thought there might be another better idea that is more exciting to everyone... Instead of writing about my personal experience, I'll post some of the puzzles that I was...