Should we, or not worth the hassle? I have always been very anti-ASIC, but since BitCoin has already been ruined by ASIC miners, I figure we don't have much to lose on it.
The evolution from using general purpose computing to specific purpose computing is a natural evolution. Your statement suggests you can not adopt to evolution so I suggest you invest your time and money in an endeavor you are more comfortable. USB miners are fun. I have a few of as many as I can just for run. But you are never ever, ever gonna make money with usb miners.