Considering everything you know and wake up in the year 2122, and everything about where you are from. Think about the things now since you were born that are on they're way out or gone that were once huge and things that were nearly nothing hat have exploded in popularity.
In the year 2122 what are some things like Stores, Trends, or Items that are big today that will be a thing of the gone?
I think scripted TV or General Broadcast television will be long gone, I think also most of Hollywood.
What is at least one thing NOW that you think will be HUGE in 2122?
Some kind of Space Travel, I don't think we will be very far in our own solar system, but I am betting colonies and some kind of space stations will be a thing.