Wonder why you really don't see manual windows anymore? Electric ones are cheaper to implement.
Hard top, not sure what the savings may be.
Simple screen? There's not that much difference in the price of larger vs smaller screens. Laptop screens are pretty ubiquitous. And the number of buttons that they replace tends to make their implementation cheaper than the alternative.
State of charge, map, GPS are basically really cheap.
Tesla has already slashed the cost of building the Model Y and 3. There actually is a big profit margin, as opposed to most other vehicles being made today,
If Tesla is selling everything that they can push out the door, why would they reduce the price? But as their backlog decreases, you see them starting to manipulate the prices.
If you sit in the future and look back, you'll see that Tesla only introduced the cheaper car when they had the more expensive car market saturated.
And if you go look at the other vehicles out there, you'll see that Teslas aren't at the top of the pile. It's easy for the ubiquitous F-150 to pass $80,000.