[flywheel]

>Prediction: someone deploys this and doesn't notice it's incredibly slow for mysterious reasons, and then spends several hours to figure out that the right version of CUDA wasn't installed.

Why not just print out a message "Running in CPU mode" or "Running in GPU mode". There's no reason it has to be a mystery.

The comments here tell me that programmers have a narrow idea of what other programmers should/would/could do with their software.