Once you understand the internals -- I remember being amazed at what .git/objects/ really was -- nearly everything about the git ecosystem becomes measurably easier to understand.
Once you understand how your project looks in the eyes of git, it becomes a breeze to manage.
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For me it really clicked when I watched: http://blip.tv/scott-chacon/git-talk-4113729 (also by Scott Chacon).
Once you understand the internals -- I remember being amazed at what .git/objects/ really was -- nearly everything about the git ecosystem becomes measurably easier to understand.
Once you understand how your project looks in the eyes of git, it becomes a breeze to manage.