OP is mythologizing childhood, "broken" is really vague and could mean different things to different people but to my mind it means "abused" and obviously people who were abused as children are not any better at running companies than those who weren't.
Well-adjusted people can also be entrepreneurial and solve problems!
Tweaking the init file goes a long way in speeding up Emacs init, you can change the GC threshold during initialisation, as well as only load a minimum amount of packages
You can install software on immutable distros, it just becomes part of the ostree image