I'm surprised they can post-train a closed model off of K3. Is that the norm for open-weight licenses?
Yes. If they are really open, you can use them as you wish. Some licenses are less open though.
I would be somewhat surprised if any license restriction actually holds up in court.
Yes. If they are really open, you can use them as you wish. Some licenses are less open though.
I would be somewhat surprised if any license restriction actually holds up in court.