AMAB kids love wearing the Elsa dress too!
(Crass commercialism, and blonde haired blue eyed white lead character issues aside)
Hopefully this indicates that diverse gender expression becoming even more socially acceptable as the Frozen generation matures into adulthood.
From what I experienced working retail, Frozen merch was very successful amongst Disney properties up until a couple of years ago.
I never encountered the likes of the crossplaying AMABs in the article.
Maybe the kids from that era have grown out of it by now, but yeah it was pretty successful.