Copyright defends us from some of the abuse by large corporations in the form of the GPL. Want Linux to run on your thing? You must publish driver source then

Copyright defends us from some of the abuse by large corporations in the form of the GPL. Want Linux to run on your thing? You must publish driver source then or you're violating copyright law. This was less a big deal before device vendors ratcheted the pathological behavior up to 11 with smartphones and that's why far more people seem to react far more strongly now.