neat bike accessories

I stumbled on these bike accessory ideas at a site called DesignTaxi.

I like the rear-tire brush and the bell, but the hook and the bottle hanger look like they would interfere with your knees (although in the video, which I tried for an hour to embed and couldn't, it doesn't look like the Euro-hipsters on the bikes are riding as hard as most of the Freewheelers I can't keep up with). And I like the zip-on lights, below:

But check out the video. It was neat.