I have tried a few keyboard cases for the ipad 1 and ipad 2 but this
I Incase Ipad Apple Wireless Keyboard Case takes the cake and eats it too!
I run a full sized keyboard with my ipad 2 and all while I'm on the go!
As far as weight goes, watch the video and see the stats I've thrown
up, showing the weight comparisons between my small Sony Viao and a
Macbook Air 13" You'll be blown away!