The last one can easily describe Django. Feels like depending on the code base/your mistakes/people you work with can easily turn a normal project into a project where majority of the files is just migration files.

Perforce Helix, here I come!

cp index.php index.php-20250220

I knew a dude who would burn a cd every week and store it in his house as his version control, his software is still used by hundreds of businesses to this day