I attend, enjoy, hopefully contribute to, and get a lot from, the local tester meetups and Lean Coffee in Cambridge. But I'd had the thought kicking around for a long time that I'd like to try a peer workshop inspired by MEWT , DEWT , LEWT and the like. I finally asked a few others, including the local meetup organisers, and got mostly positive noises, so I decided to give it a go. I wrote a short statement to frame the idea, based on LEWT's: CEWT ( Cambirdge Exploratory Workshop on Testing ) is an exploratory peer workshop. We take the view that discussions are more interesting than lectures. We enjoy diverse ideas, and limit some activities in order to work with more ideas. and proposed a mission for an initial attempt to validate it locally on a small scale. Other local testers helped to refine the details in usual the testing ways - you know: criticism, questions, thought experiments, challenges, comparisons, mockery and the rest - and a list of potential at