Unfortunately the experiences from this year or last are not a look into the future. The peak colours can vary by weeks depending on the weather leading up to the fall. Green one year can be no leaves left another year, or anything in between.
This was 6 years ago on a Oct 4 cruise...
I think part of the problem is that while not cruising for 2+ years, people have looked back at their cruising memories through rose coloured glasses. Many fondly remember past experiences being better than they were, even moreso as time passes on. That's not to say there aren't some lackluster experiences, but....