Would ideally need to have some kind of open source FPGA catch on (and be manifactured with competitive performance). Companies like Xilinx and Altera are not a

Would ideally need to have some kind of open source FPGA catch on (and be manifactured with competitive performance). Companies like Xilinx and Altera are not at all keen on open sourcing their technology and tools. IMO, through their actions, they're shooting themselves in the foot, keeping FPGAs from becoming what GPGPU is right now (or something even better, in fact).