I used an unfree license, but I made a copy paste mistake, declaring that the licnesed stuff is "free software".
Is that legally binding = does it grant the licensee the three fos freedoms?
Here the whole License&Purpose.txt file, holding, well, license, purpose, and copy paste mistake.
Copyright and License of the mod this file is in:
Copyright (C) 2016 KGM : Kai Gerd Müller
This mod is part of the LOTH Minetest subgame.
It most likely won't run within any other subgame than LOTH.
It is free software. It comes without any warranty, to the extent permitted by applicable law.
If there are any bugs, please tell me about on Minetest Forums.
0 . you are allowed to use this mod for personal use only.
1.(taken out of gnu GPL)
This License applies to any program or other work which contains a notice placed by the copyright holder saying it may be distributed under the terms of this General Public License. The "Program", below, refers to any such program or work, and a "work based on the Program" means either the Program or any derivative work under copyright law: that is to say, a work containing the Program or a portion of it, either verbatim or with modifications and/or translated into another language. (Hereinafter, translation is included without limitation in the term "modification".) Each licensee is addressed as "you".
you are allowed to create derivative works for personal use only.
You are not allowed to distribute any copy or work based on this programm unless the copyright holder declares his consent.