On: Version Control for Everything

[eru]

Funnily enough, git doesn't actually allow you to 'change' any history.

It allows you to make new history, and the old history might get garbage collected eventually.

[globular-toast → eru]

Event sourcing normally doesn't either. The only way is forward.

[andy_ppp → globular-toast]

Until you get an event (or 104561 events) that corrupts the whole system and makes it really tricky to get back a working version.

[emmelaich → eru]

It does (let you change history), but in a tamper evident way.

[eru → emmelaich]

It's two different ways to see the same thing.

Basically, almost everything is immutable in git, apart from tags and branches: these are mutable pointers to immutable commits.