It's impossible to say for sure whether and how much the efforts helped, because we don't know the alternative. If we hadn't done those things, maybe the indica

It's impossible to say for sure whether and how much the efforts helped, because we don't know the alternative. If we hadn't done those things, maybe the indicators would be 20% worse. Maybe 40%. Maybe 1%. We literally don't know. I do know that if you are in a car headed for a brick wall at 50 mph, taking your foot off of the gas is a good idea.