[arglwarg]

> That's the first type I think. The second type is the more HN-style professional programmer.

nah

> As a small P.S. to this, I think the middle ground is using the GPL for actual end-user applications, but leaving libraries and developer tools completely open with something like Apache-2.0 or MIT.

Thats closer. Non-reciprocal licenses are fine for projects that provide no value themselves. But for everything that provides direct value, reciprocal licenses like MPLv2 or GPL are better suited.