OpenGL still works on the M1 (Apple designed their own GL-over-Metal driver), albeit with the OpenGL version limitations from modern macOS in general. Vulkan works over MoltenVK.
Other than old games, I'm not sure why 64-bit only is an issue.
I've not hit any Docker-on-macOS issues with what I've used it for, at least.
Other than old games, I'm not sure why 64-bit only is an issue.
I've not hit any Docker-on-macOS issues with what I've used it for, at least.