My current team has very few code reviews, and recently we discovered we can recover a fair amount of missing learning opportunities with weekly or every-two-we

My current team has very few code reviews, and recently we discovered we can recover a fair amount of missing learning opportunities with weekly or every-two-weeks having an (optional) 1 hour knowledge sharing session. It's sort of a cross between a lightning talk, a "greatest hits of last week" session, or a demo. "Last month I worked on X, and I had to do this hacky workaround. Here's why, here's how, here's the result, here's what you need to know if you need to work in this code soon. Questions? No? Bob, you're up next with your work on Z..."