More importantly, this is buying the top tier. Any value-added additions in the future will more likely come to this config.
Track mode? probably just the P model
Ludacris upgrade? probably just the P model
others?
You get my meaning? This has already been borne out with:
Free Supercharging? P only
Access to referral program? P only
The P stratifies the Model 3 market and the best goodies will most likely come to P models to incentivize their sales, and thus Tesla's bottom line.