> I wouldn't want anything to be added by default This line of reasoning works really well for those who understand (and want to understand) how git works. I k

> I wouldn't want anything to be added by default This line of reasoning works really well for those who understand (and want to understand) how git works. I know plenty of people who don't care about their development tools (e.g. scientists), and for them the index is a chore in the way of more important problems.