Chewing gum is largely an American phenomenon and seems to be past its peak even there. I'd be surprised if the number of gum chewers doesn't drop over the next 50 years.
I'll readily grant that the motion of the jaws is unlikely to change though, at least until Zuck figures out a way to sell virtual gum in the Metaverse.
I'll readily grant that the motion of the jaws is unlikely to change though, at least until Zuck figures out a way to sell virtual gum in the Metaverse.