So...what's changed after 130,000 Model S's?

[Acrono]

Rear cup holders/USB ports. It's the little things..

Honestly that's a pretty useless feature in my eyes. But then again, I don't have any kids and almost exclusively use my rear back seats to transport things like skis or a mountain bike (they're folded down like 95% of the time).

 

[FlatSix911]

Here is the definitive list ...

Model S options by year - a running history

Model S - Options by Year - Tesla Motors Club Wiki​

 

[CalBlue 85D]

Apparently the auto pilot has changed.......