The realist in me says "You paid too much for the Windows laptop."
Isn't the Apple motto "It just works"? Not it works well, or quickly.
The optimist in me is still sleeping.
If a fee is charged to access content...
Your post clearly states that if money is required to view the video then it's commercial use.
So if you are required to be a member of the non-profit group (ergo you paid) then it's commercial use, but if the non-profit makes a video and slaps it up on its site or youtube for everyone to view then they're OK.
The degree of technical confidence is inversely proportional to the level of management.