If you commit a large binary file and iterate on it a bunch you'll notice that your repo size explodes. That's why there have been multiple efforts (e.g. git-an

If you commit a large binary file and iterate on it a bunch you'll notice that your repo size explodes. That's why there have been multiple efforts (e.g. git-annex, Git Large File Storage) to improve performance with large binary files (by essentially taking the files out of the repo).