I agree. OP is saying people should be more willing to make low-confidence predictions, whereas the type of rambling that people do too much of is information-sparse (taking too many words to say something simple). More rambling about meaningful but low-confidence claims, and less meaningless/​redundant rambling.
I agree. OP is saying people should be more willing to make low-confidence predictions, whereas the type of rambling that people do too much of is information-sparse (taking too many words to say something simple). More rambling about meaningful but low-confidence claims, and less meaningless/​redundant rambling.