OMG, now "OTHER" is approaching 50%
http://chart.googleapis.com/chart?chs=350x200&chd=t:0.93,2.66,3.75,26.11,4.64,2.06,3.32,47.79,0.28,7.00,1.20,0.24&cht=p&chf=bg,s,00000000&chl=ars|deepbit|BitcoinPool|slush|bitcoins.lc|btcguild|MtRed|other|bitpit|btcmine|bitclockers|swepoolSeriously though, I think a lot of people will feel a lot more comfortable when distributed mining pools become the norm...
http://forum.bitcoin.org/index.php?topic=9137.0