ABP works so well that I didn't realise for quite a while that they'd introduced advert videos until I went round a friend's house.
HALF LIFE 3 CONFIRMED!
I'm currently on a Win7 machine, with 8Gb of RAM, running firefox, thunderbird and two VMs (1GB of RAM each) and a bunch of other stuff and I'm just over 4GB used.
My card provider blocks all US transactions unless I ring them up and tell them I'm going on holiday to America.
I'm not sure what the post would have lost if they'd included a short explanation ("W^X (memory can be Writeable OR Executable)").
I'm not sure how well their method will work, but it's always interesting to see a new idea.