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It is a way different culture. Quinn is a Hilbert fan, duplication in presentation is lèse-Bourbaki, and the argument being put forward makes sense in those terms too (no Bourbaki Seminar on an area, need it exist at all?) Well, I may be too harsh here, but as Tom Körner once explained to me, the academic politics of euthanasia for topic areas is quite different from that of natural death. Physics does have better surveys, and it also has a turnover period of c. 3 years rather than a decade. Classical analysis and "natural death" conservatism go together, in a debate active since 1945.