When you work in an industry where the entire collaborative workflow of everyone is based on software that doesn’t run on Linux, then not running that software is equal to not being able to work in that industry.
Yes, you can mix music on Linux PC’s. No, you can’t run a concert venue on Linux PC’s.
Believe me, my team and I have tried. And we yell “fuck this proprietary shit” on a regular basis. But we’re still forced to use it.