Absolutely this. With the culling of most corporate R&D groups over the last 20-30 years, DARPA pie-in-the-sky research projects seem to be one of the last real sources for investigating anything that can't be immediately and quickly monetized.
He argues the same point about the states roll in RnD (also explicitly calls out DARPA) and also their role in booms and busts.
https://en.wikipedia.org/wiki/Defense_Production_Act_of_1950...
[1] as far as I've seen, soviet vending machines used a shared glass. They must've been very confident both (a) that the glasses wouldn't grow legs, and (b) in their public health initiatives.