2 Years: Minecraft Era Peaks and Sales start to drop
3 Years: Similar Versions of Minecraft made by different companies are released but none ever receive as much attention as Minecraft.
5 Years: Minecraft is still alive but not at such an alarming growth rate
10 Years: Minecraft Development is either finished or abandoned
15 Years: Small Servers start to die and only large servers are up
20 Years: Minecraft may either 20th anniversary revival or Notch/Jeb decides to release the source code.
25 Years: Minecraft Multi-player is essentially dead. Few Minecrafters live in the virtual world in single player.