Someone who's either very lucky, or very dedicated, has already reached Destiny's level 30.
As you know, Destiny has a soft level cap of 20, after that, you will need to find and equip gear with "Light" to increase your level beyond that, which is what this dude has done.
— Mark Edward Neace Jr (@N3ac3y) September 22, 2014
That's Mark Edward Neace Jr, aka N3AC3Y, celebrating above. He spent just over 107 hours since the game's launch, a quarter of that was spent in The Crucible, the game's multiplayer mode. Have a look at his impressive profile.
Here's a snapshot of his gear, all legendaries, with one exotic: