Of course it's your choice how you spend it. You can spend it on things in your Cruise Planner or you can use it on board in your SeaPass account, to offset ANY charges.
Royal Caribbean does not have laundry facilities for passenger use on any of its ships. It's one difference between RC and Princess.
The disembarkation deck is printed in the Cruise Compass, along with the arrival time and the all aboard time. Generally speaking, guests can get off about half an hour after arrival.
Bermuda is not going to drop the TA, regardless of changes in covid protocols. It's a cash cow, and they are loving it. Our Bermudian guide explained to us that it's not just tourists. EVERYONE must pay the $40 fee to enter the country, including its own citizens!
The app goes live as soon as the VOOM guy reboots the system for the new cruise. If you want to know when that happens, go sit near the VOOM desk on your ship. 🙂