I just realized what this really does. It just sets up a second callback to Engine.collectIncome. So when you go to set it "back", you end up with 3 income co

I just realized what this really does. It just sets up a second callback to Engine.collectIncome. So when you go to set it "back", you end up with 3 income collecting loops. If you try to set it "back" multiple times you end up with more income loops.