Ditto for math libraries, machine learning libraries + tools, statistics calculations and matrix multiplier kernels.
Hell, I'd take a 1% chance of blowup for a 10% speedup any day.
Hell, I'd take a 1% chance of blowup for a 10% speedup any day.
Are you serious? Would you base your research career on software that you don't trust? I wouldn't.
Please, notice that 1% chance of full blowup means a not-null probability of nice-looking-but-actually-false results from time to time, and that's a risk no researcher is allowed to accept.
I guess you haven't seen the quality of academic code recently. The choices are basing your credibility on slow badly written code or fast badly written code.