[isatty]

Yes. Not for profit does not mean they don’t have money.

With that logic why should non profits have to pay for anything at all?

[Muromec]

For the same logic they are tax-exempt. There is a general consensus that their goal is the greater good (like developing sudo and such) and not the usual capitalistic good of generating more money.

Then again, you usual Friday outing of FANG engineers may have more money than some nonprofits too.