Here’s a cool how-to post involving light-up LED images on the spokes of bike wheels.  Now you too can have glowing images displayed on the spokes of your bike!
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Okay, I think this is really cool, for people who actually ride their bikes now and then (that would include me.)  The instructions look fairly simple, and the fact that it all comes in a nice little kit helps a bit too, and makes it easier for first-timers to try their hand at a little electronic magic, soldiering, and maybe a tad of programming.

http://www.instructables.com/id/EQ8CBZBN7DEP286MR8/