OIC. I was just curious - nifty idea and clever way to implement it. Be careful about legalities and disclaimers should you decide to make it publicly available.
The exchanges have started getting really picky about who serves quotes. In the past month or so, Dow Jones has decided that you have to be "approved" to provide any of their indexes, such as the Dow Jones Industrials - a lot like it's a copyright issue. The Chicago Board of Options Exchange and the Toronto exchange just started demanding that all quote services that have their quotes get an approval letter. May day job is in this arena...