Two totally different shapes? Looks like two triangles to me!

It's an interesting demonstration of how easily a sharp piece of ceramics can smash a car window. But he lost me at "useful method in an extreme emergency".

they could also build the new research center across the street where the University owns another two whole blocks that they're not using.

My wife and I just use Google Docs. Make a spreadsheet for a to-do list, a word doc for a shopping list, share it with whomever you want and instant cross-platform, collaborative lists.

A mechanical stopwatch that has a history larger than any I could live. I use it often, and love the sounds it makes as it tic-tocks away.