Yes. To strengthen the point:
After Roosevelt got the Einstein letter, very little happened. The White House did not actually jump into action or start spending money. The thing was referred to a committee that moved very lethargically. Progress only picked up several years later, once the British, independently, had figured out that a bomb was practical, and had started making noise about it.
SIAI benefactor and VC Peter Thiel has an excellent article at National Review about the stagnating progress of science and technology, which he attributes to poorly-grounded political opposition, widespread scientific illiteracy, and overspecialized, insular scientific fields. He warns that this stagnation will undermine the growth that past policies have relied on.
Noteworthy excerpts (bold added by me):
In relation to concerns expressed here about evaluating scientific field soundness:
Grave indictors:
HT: MarginalRevolution