I don't think they disagree on all that much
I mean about acceleration/deceleration of technological change.
they're just emphasizing different trends.
RK: Computers are getting faster.
PT: True, but new drugs are coming out slower.
RK: True, but computers are getting cheaper.
PT: True, but travel is getting slower.
RK: True, but the best medical technologies can do more.
PT: True, but the price of access to them is ballooning.
RK: True, but this can be overcome with sufficiently fast growth in a few critical sectors.
PT: True, but it won't be if the current political and economic environment persists.
RK: True, but it won't persist.
PT: Yes it will, unless we do something to reverse it.
RK: Yes, and we will.
PT: ...
RK: I think we still have 55 minutes left.
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