There’s also the possibility that it turns out to be a) useful for some people, but not others, b) useful**, but for something other than double crux*, c) this is an area where gains take time—perhaps past some threshold of low hanging fruit.
Yup. The cruxes I listed there would not shift me to “this is useless”, but they would shift me to “I retract my blanket endorsement of this strategy for everyone who reads LessWrong.”
Yup. The cruxes I listed there would not shift me to “this is useless”, but they would shift me to “I retract my blanket endorsement of this strategy for everyone who reads LessWrong.”
By useful I primarily* meant “worth a blanket endorsement of this strategy for everyone who reads LessWrong” but for different reasons.
*This was “b”