If this is the case, then why in the world wasn't that mentioned in TFA? I'm not questioning your comment but it strikes me as odd that there would be no attempts to clean any of that up.
I'm working my way through them but it takes quite a bit of time and checking in with people on what is actually used.
Besides that there is some prestige in saying that you handle 2000 amount of repos instead of it being "we have 20 prod repos and 1980 personal playground repos with one commit"
AWS limits are weird both up and down.
(This is assuming GP is correct. I have my doubts)