That's fair, but I didn't understand OP to be claiming above that "cudaheads" aren't looking at their performance bottlenecks before driving work, just that the

That's fair, but I didn't understand OP to be claiming above that "cudaheads" aren't looking at their performance bottlenecks before driving work, just that they're looking at the problem incorrectly (and eg: maybe should prioritize redesigns over squeezing perf out of flawed approaches.)