There are also people who still find enjoyment in small things, just not in games. It's not like computer games are that enticing beyond a certain point.
You can wonder around shooting aliens or casting spells, or exploring space colonies, in some commercial game that's basically the nth clone of 1000 others before it so many times before it loses interest...
It's like watching superhero movies for life. Yeah, people do it. But people also learn to appreciate more mature movie plots than "kid finds out they are unique, has responsibility to save world" or "millionaire with faults devotes time to fight supervillains", as their life experiences (e.g. kids, divorce, health scares, job trouble, mortality, love affairs, betrayal, etc) are not exactly the same as their brooding misunderstood teenager years when they wished they would "show everybody" anymore...