use it • git inventor https://github.com/torvalds/linux/pull/17#issuecomment-5654674 • joyent/node, npm/npm, jquery(https://twitter.com/gnarf/status/378211055932936192) • “Merge pull request” Considered Harmful (http://blog.spreedly.com/2014/06/24/merge-pull- request-considered-harmful/#.VUxpy87QBo0) • You need to pull it to your environment to verify it • Give the merge a meaningful message