Mostly for being ugly, and obscuring F1 cars' beautiful, lightweight, forged magnesium, negative offset wheel rims...

But now is the perfect time to put an end to them on safety grounds...With renewed emphasis on the danger of flying bits, it seems natural these should be a casualty - we have seem a couple incidents involving them coming adrift (notably today on Badoer's Ferrari, bringing out a red-flag)

Dude. Search. There is a thread on this from only yesterday: http://forums.autosport.com/index.php?showtopic=114084

OK, Not a topic I would knowingly search for before making this post...so no appologies per se, but *sorry* for the duplicate post

Very glad others are thinking the same thing