Vitamin B7 is also known as biotin, which sounds like some sort of bioengineered armor and therefore is awesome. The Alpina B7 is also known as a bad-___ 7-series, an adjective-and-noun combo that sounds pretty awesome, too. And the car is just that, thanks to its muscled-up version of BMW’s corporate twin-turbocharged 4.4-liter V-8 and [...]