The first thing you do in C&C is build walls around your MCV so engineers won't get it. Seriously, guys.
You would think a psychologist would know better.
According to Al Jazeera.
There is a gigantic amount of available observational data through projects like VSO, and people have written lots of nifty interfaces, e.g. aladin (aladin.u-strasbg.fr). It's even GPL...