This week in Detour we looked at a few of our favorite places for frozen treats, and readers have been filling in some of the gaps by making additional suggestions in the comments. After all, there are only so many of us, and there is so much of Chicago. Michael McGarry, though, didn't let that sort of thing keep him from delivering judgment on not just the city's, but the region's best ice cream parlors and custard stands in Midwest Scoops. Get a sample of his tasting tips in the Christian Science Monitor.