Tuco's going to prison and sometime in the future Skinny Pete will be his cellmate.
Someday. That's how the two meet. That's how Pete introduces Jesse to Tuco…. and on and on

I'm still wondering what Finch and The Machine talked about.

Just a theory…

What if Saul used the 'perfected' voice disguising device to warn Hank, before the cousins attacked him? o.O

I think this is the first time, since god knows when, that Reese actually laughed out loud, when he was telling the childhood story to Iris.