This is neat... a FireFox plugin that lets you generate the QR Code for the page you are on. No need to type in long URL on the mobile phone... it generates them on the fly.

Of course this has a big drawback,... the webpage you are looking at is more likely not adapted for browsing on the mobile phone*, unless there are some content negotiation implemented (that serves you the tight content depending on the device) or some mobile link discovery mechanism.

This is the case for this blog located at http://www.smoothplanet.com while the mobile version much better to look at from a mobile device is located on http://www.smoothplanet.com/mobile. The right QR Code becomes then:

Generate your own QR Code
Download the KAYWA Reader


Thanks Marco for the pointer