>This may be my own pessimistic take, but something about the simplicity and obvious-correctness of that advice makes me think it'll never be as blogworthy as a less realistic goal that you'd have to buy something new to try.

And maybe I am a pessimist as well, but I see your statement as simply a realistic one. :)

Plenty of very experienced and intelligent PTs have repeated the statement I simply regurgitated as well.