State of GPU use in Windows/Animal Object Definitions

OK, I’ve read about 80% of the posts on these forums and haven’t found a simple explanation of the current state of GPU usage on a Windows 10 machine. Is it possible to use the GPU on Windows from Docker or a Linux VM?

If I’m going to invest in a new video card I’d like some feedback regarding what current/reasonably priced card people have found that work well for GPU processing.

Also, I’ve read in various places that native GPU use on Windows is being worked on. Is there an ETA for that feature.

On a completely different topic is anyone working on new object definitions for animals outdoors? I would specifically like to identify Deer/Elk/Bears/Cougar/Bobcat. Deer and elk because they keep eating up our landscaping. Bear because they tend to destroy things, and Cougar because they then to eat pets. It would be nice to be able to turn on lights when they are identified…