The only reason it appears to work in those OSs is because the problem spots are papered over by binary only drivers. Linux etc do not have that luxury so the

The only reason it appears to work in those OSs is because the problem spots are papered over by binary only drivers. Linux etc do not have that luxury so the warts out for everyone to show. On top of that they are more often than not working blind, as they have limited to no access to the specs of the underlying hardware they are trying to support.