Having all kinds of food availiable almost instantly. You want to have a yoghurt with fruit in the middle of winter? No problem, just go to the store and buy one. You want to have some fancy food that a hundred years ago wouldn't be even known of? You can buy it relatively cheaply today.
In the 18th century people showed off pineapples because they were so rare and hard to come by.
There is a Video by Angela Collier about this topic. It's worth watching, but it is long.
Long ago I read another comment regarding if such inidviduals are to be called "astronauts": They cannot be labeled as astronauts. Astronauts are the ones we would like to have back on earth eventually.