[Ogre]

I don't know how legal this is but it is pretty cool technology application.
(I have no personal experience with this.)

 

[Joooooooosh]

Looks a bit pointless to me personally. Mirrors do a better job of looking back and it's a weird place to have your satnav.
Plus, if your mirror is hit by a car or you drop your bike, could be pretty expensive...

 

[Mr Munck]

huh.. interesting

 

[Max Kool]

I like this better...