of course people who agree to a contract are bound by its terms under common law; the question in the original article is what copyright law does or doesn't allow people to do without any sort of contract
unfortunately you have descended from simply making vaguely ignorant comments to attacking me, which indicates that further engagement with you is unlikely to be useful to anyone
And every nonFLOSS license and I've seen has restrictions on what the licensee can do with the material.
Can you find one nonFLOSS license that doesn't have restrictions or limitations?
I mean, you lead with obnoxious, then descended into condenscension, all while not realising that the whole point of the license is to restrict the licensee.
Until such a time as a license containing a clause about not being used for "training purposes", whatever the hell that means, actually shows up in court, then adding this to your license has all the legal teeth of saying that you must sacrifice your first born.
unfortunately you have descended from simply making vaguely ignorant comments to attacking me, which indicates that further engagement with you is unlikely to be useful to anyone