I built a keezer a couple of years ago and I placed the CO2 tank inside the keezer. Is this the best place for it, or should it be outside? It seems to work fine, but I do get a lot of foamy beer during warm weather. Does cold CO2 have anything to do with foamy beer?

Just returned from a trip to Germany, my first experience out of the US and Oktober Fest. It was outstanding! When I returned, I was eager to have one of my beers that I'd tapped a few weeks prior. I'd had a few of them and I felt like they were aging and getting better and I was looking...