Welcome!
You can get more info from other members who have ordered a 2020 MY Ranger here: https://www.ranger5g.com/forum/threads/running-tally-of-vin-order-date-and-build-date-by-ranger5g-member-2020-my.3985/
Double check your dealer actually ordered it from Ford Corporate, since you ordered before official release date 11/4, there might have been a "hold" on ordering it.
No TSBs won't show up in the Recalls section, since technically they are voluntary actions. If you're experiencing issues and your build date falls within the TSB, ask your dealer to perform it.
Motor Trend: 2019 Ford Ranger Pros and Cons Review: What a Powertrain!
Pros:
Powerful turbo-four engine
Great value
Towing performance
Cons:
Old architecture
Poor interior space
Aging design
The Ford Ranger came back to the U.S. market after an eight-year hiatus, during which it spent...
Way more info in this thread: https://www.ranger5g.com/forum/threads/dashcam-install.1705/
To answer your questions:
Yes there are fuses only active when the ignition is on (post #77)
There are always on fuses (post #77)
Ground is metal frame (post #38)
According to the latest production schedule info, retail orders will now be selected for production.
https://www.ranger5g.com/forum/threads/2020-my-ford-ranger-production-dates-schedule.2032/page-4#post-79463