They should invest into making it pleasant to use in Linux and Windows too if they want adoption... ML devs (using mostly Linux) will not bother to build a use

They should invest into making it pleasant to use in Linux and Windows too if they want adoption... ML devs (using mostly Linux) will not bother to build a useful rich ecosystem of general purpose libraries. And amongst the other devs, Windows matters a lot, macOS is a small and shrinking niche outside US.