Yes, precisely. So many times a debate is about whether or not something does measurable harm. People or policies with a measure if success are often cited as

Yes, precisely. So many times a debate is about whether or not something does measurable harm. People or policies with a measure if success are often cited as evidence of lack of harm. Whether it's taking drugs or raising the tax rate, if the subjects in question continue to prosper, it is assumed no harm is done. However people forget to ask the question whether the outcomes are maximised? Could the blogger have been the next Steve Jobs but for the weed use? I don't pretend to have the answer but I see the question is rarely asked.