.Net Generate QR Codes on the Fly

Pretty cool instructable tidbit on how to generate QR codes with .Net through an open source library.

http://www.jphellemons.nl/post/Generate-QR-Codes-with-AspNet-C.aspx

For one off's there are a few sites where you can generate QR's. Here is a link to one-

http://qrcode.kaywa.com/

And a way to decode QR codes online (if you don't have a smart phone app handy) -

http://zxing.org/w/decode.jspx