Earlier quoted context omitted.
If it means anything, the first thought I had reading this post was "I wonder how SparkFun is exaggerating or misrepresenting this situation, because I can't believe Adafruit of all organizations is in the wrong here."
See additional context for the accusation(s) here[0]. [0] https://forum.pjrc.com/index.php?threads/open-source-teensy-...
Ok sure, but the explanation provided strikes me as equally vague. I don't think anyone who isn't familiar with this situation has any idea what the hell is going on between these two orgs tbh.
If a dispassionate observer can't figure out situation without significant effort, then it's very easy to handwave this away as unimportant.
Personally I'd very much hate for that to happen here if something truly noteworthy happened.