""" Github, for instance, is built on a tree-like structure. When Github arrived to the version-control arena, it quickly blew away the other systems (which were rife with horrid version conflicts and syncing issues; think technologies like SVN).[7] """

Ummm what? SVN is also built on a tree like structure. SVN is terrible but not because (git) is based on a tree and SVN is not. I honestly don't get his point. Is this just word salad?