There are loads of ways you can effectively steer an economy to stimulate growth while also meeting geopolitical needs through effective and liberal application of the national purse. DOGE seems to have different ideas about the value of such programs.
If I am a capable person working on delivering node improvements dealing with smaller and smaller challenges as the physics issues become quantum - I will eventually start to ask myself: why am I working on the hardest physics problems in the private sector for 150k/yr, when I can transition to Facebook or Jane Street, work equally (if not less) as hard and make 500k/yr?
The US has plenty of smart people. I'd argue more that the wealth inequality gap makes it _incredibly_ difficult to justify working for less, even in a field you love, when you can make top 1-4% of income doing something else.