That's a strawman, because neither I nor RMS make arguments about the timing of payments in relation to work done.

The restrictions on business models (imposed by software licenses as a tool) is necessary to preserve the Four Freedoms, which, at least in his view are required to use software ethically. RMS predicted, and accurately as we see, that forgoing these essential Freedoms will create a world where software is used (on us) in an unethical way.