They were under the mistaken assumption that once a nice table was given to them and promised for the reminder of the cruise, that the table assignment won't change.
Just to clarify for those who may not know the details - the D and up drink perk does NOT work at a dedicated Starbucks kiosk - it does work at any other coffee specialty venue which serves Starbucks.
Again, unless the price you are looking at has some restrictions (like it's on the GGG flier which is usually only for new bookings) how you booked doesn't matter for upgrades - call back.
That same error is listed for many issues - you need to find out from others on your sailing (perhaps via Roll Call thread or social media) if they have it available.
It would be very unusual for RCI to not offer multiple device packages - click on the Internet tab in the planner (don't just look at the main planner page) and there should be many more options.
No, that is a magnetic stripe - RFID cards have a chip and antenna embedded in the card. Yes, Oasis has switched to that technology but if you know where to punch (away from the electronics in the card) you can still do it.
Yes.
Whatever speed was reported (up to 50Mbps down) was likely still during the testing phase and can change. The issue on ships was rarely pure speed (4 Mbps Stream on both old geo sat service and O3B was fine for streaming video) it was the latency that killed performance. That's one of the main things Starlink will address.