[toolz]

They 'could' have a paragraph at the beginning to help potential users understand the purpose of the project.

It might seem inconsequential, but maintainers often deal with a lot of angry entitled users and it could be helpful to stay away from language that implies that the people giving away their code for free (and for fun) have any obligation to provide anyone anything.

[squarefoot]

True on principle, but if an explanation or a screenshot that costs 5 hours to make would prevent replying or even just reading support requests for 6 hours, I would call it a victory.