The big problem is that there is no distinction between an individual user, SME or a big corporation. The create grounds for exploitation of software developers

The big problem is that there is no distinction between an individual user, SME or a big corporation. The create grounds for exploitation of software developers, social divide and other unintended consequences. The promotion of open source by big corporations is cheaper in the long run that spending money on R&D, salaries, taxes as there is always going to be a good enough project for such corporation to appropriate and make money off of, without having to pay anything to contributors.