I think he meant to donate feathercoins. But I am not into feathers really. My fetish is somethin else. Heck, I am not even sure if I even have a Bitcoin wallet at this time.

I am currently looking at the PTX assembly of the CUDA kernels and I see a lot of indexing calculations into shared and global memory. Lots of multiplications in particular. I am going to check if I can reduce these to gain more SPEED.