Let's agree that Git has more momentum, and GitHub the best hosting interface available. The main reason to choose Mercurial in the face of this is that it's co

Let's agree that Git has more momentum, and GitHub the best hosting interface available. The main reason to choose Mercurial in the face of this is that it's command line interface seems far more well thought out than Git's. Given how much time you spend interacting with the repository on the command-line, this is hugely significant.