More links for 9 Jan 2008

The eerie smoldering glow of the world's largest rare blue diamond has finally been explained. [Discovery]
Britain's priciest new house - a $70m bulletproof mansion. [DailyMail]
Reseachers conclude that violent films prevent violent crime by attracting would-be assailants and keeping them cloistered in darkened, alcohol-free environs. [Smh]
A giant curved monitor. [Gizmodo]
Cool guitar with an LCD screen and motion controller. [YouTube]