620M 2004 Dark i.e.; ~ 57K miles (all me);  Looking to swap out engine now.
Triumph Speed Triple 2006 (now ~ 44K miles bought @ 4K miles on 04/2010)
Honda Grom 2015 ~ 3500miles so far.  Love this lil bike
http://www.youtube.com/watch?v=-xrcIqE3ubo

No modification goes unpunished. Memento mori.  Good people drink good beer.  Things happen pretty fast at high speeds.

It's all up to your will level, your thrill level and your skill level.  Everything else is just fluff.