This document summarizes the speaker's experience with distributed version control systems (DVCS) and the key insights they gained. It outlines an agenda covering an introductory talk on DVCS, a demonstration of TortoiseHg, and a discussion of experiences. The speaker discusses how directed acyclic graphs (DAGs) model the true history in a DVCS repository, an insight they gained from Eric Sink's book and practicing with TortoiseHg.