iBook G3: finally the ultimate solution!?

An extension named iCook allows you to overclock under MacOSX, via a software, all iBooks based on PPC750FX.
You will find this application on the following page:
http://www.swieskowski.net/icook/
Via this application, you can downclock the CPU of an iBook in order to increase battery half-life.
Warning: This extension is taking over Apple energy saving settings under MacOSX.
Please contact us if you have tried this extension, or if you have run test.