Dragon Ball characters playing video games, old school vs new. It's amaizing how accurate this is. I didn't think it was that much at first.

Here's the Dragon Ball timeline (starting on 0 years yeah):

Years, Event

0, Goku and Krilling start training with Master Roshi
0, 21st World Martial Arts Tournament
3, 22nd World Martial Arts Tournament
6, 23rd World Martial Arts Tournament
7, Gohan is born
11, Raditz Appears, Gohan has 4 years
12, Vegeta and Nappa arrive to Earth
14, Future Trunks appears
16, Trunks is born. The androids and Cell appear
17, Goten is born
24, 25th World Martial Arts Tournament

24 years

Here's the nintendo timeline:

1985 NES
1991 SNES
1996 N64
2001 Gamecube
2006 Wii

21 years