Ben Kuhn sums up how Scott Aaronson sums up my thoughts on divestment

previously: Three Modest Proposals, Instead of Divesting… Aaronson: I’m sensitive to the charge that divestment petitions are just meaningless sanctimony, a way for activists to feel morally pure without either making serious sacrifices or engaging the real complexities of an issue. In the end, though, that kind of meta-level

Three Modest Proposals, Instead of Divesting...

The modest proposal comes after a bit of serious economics, because, well, you have to eat your vegetables before you get any dessert. Also: Global warming is real and anthropocentric; we're going to need to stop it; we're going to need to stop using fossil fuels.