I didn't really mention timescales, but in my case he added the various complications gradually over about 4 years. It was never something I sat down and "learn

I didn't really mention timescales, but in my case he added the various complications gradually over about 4 years. It was never something I sat down and "learned". Whenever I started to drift away via boredom, a fun new twist would mysteriously appear. Love what you're doing w/ the gum machines -- think it's an amazing approach.