RCL was the same way, and the speed was actually blazing fast. Like, my husband was streaming the football game on his phone without lags or delays fast. We took it as a second honeymoon and could Facetime our son whenever. Not that we would ever go on
DCL without our kids to need to Facetime there!!!
I'm relocating for work and it came with a couple months of exclusively working from home - if I wasn't past the deadline for cruising while expecting, I would so have signed on for something long and random on RCL and worked from my cabin on my laptop during the day.