Git is a distributed version control system.
Git is a free software distributed under the GPL...
Git has a mutable index called stage.
Creating a new branch is quick.
Creating a new branch is quick and simple.

[alias]
    st = status
    co = checkout
    ci = commit
    br = branch
    unstage = reset HEAD
    cf = config
    mg = merge
    last = log -1
    lg = log --color --graph --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%cr)%C(bold blue)<%an>%Creset' --abbrev-commit