Like most things in poker the idea is good but its the application that usually sucks, if I raise for information I am doing it because I want a chance to win the pot now, when I think there is a good chance villain is weak but my hand is mediocre and I dont want to have to face a 2nd barrel on the turn/ river. Also in the metagame you dont want to just raise monsters otherwise its harder to get action when you make a monster and raise.
Personally I think the "Never go broke in an unraised pot," is the worst advice and most overused stupid poker advice. Based on this advice I have
the board is
I should fold to an all in because it is awful poker to go broke in an unraised pot and the all in player could have the bigger straight flush.