It’s not the only antidote to copyright, though. Dismantling the current legal system that is designed to protect profits above human need could solve the problem more permanently.
It would be a separate effort from ARM itself, merely complimentary. It wouldn't have to be too expensive either, if it avoided private profit-seeking suppliers and instead attempted to vertically integrate by nationalising related industries.
You're correct that neither main party would do this, partly because of the inadequacies of the liberal election cycle. Only direct worker democracy could reliably centrally plan for use rather than profit.
It’s not the only antidote to copyright, though. Dismantling the current legal system that is designed to protect profits above human need could solve the problem more permanently.