[quote=@TomeBinder]
I'll get a TL;DR version for those of you who find the history bland.
[/quote]
What is this "TL;DR" you speak of?

[quote=@TomeBinder]
Custom races submitted by the players, if they choose to do so, will squeeze into the gaps.
[/quote]

I'm thinking of making a custom race. But what do you mean by "squeeze into the gaps"?