And things like this ? Done in pvp tournies.
http://www.youtube.com/watch?v=UZwcgk_jUtE
Keep contested since the 1st second.
Saw this a lot these days, many people actually know how to do so, apparently, if you jump on a wall, you’re not teleported back at spawn, in tournament this gives you a 10s advantage, so a free point at start.