Obama! ehems Avengers/MCU while it's still good. Porn definitely. The breakthroughs of many technology firms since the dotcom bust. Sending things to Mars and all kinds of space-finds.
The sudden emerging of the one true philosopher, followed by the sudden disappearance of the same individual - namely over here. Hello!
Probably drones, bit coins, and emojis. 😊
The advent of e-readers, e-books, and tablets...