As many advantages as there are disadvantages in a situation.

when on chatroulette you press next about 10 times to probably try and evade yet another cock, and the same partner's cam keeps coming up .

A group of guys sitting in a circle wanking each other off

When you form a circle of at least 4 people (usually male) abd in the middle anything that can be penetrated (male, female, object) Then you pass the object in the middle around, giving it one thrust per person, until all but one person has came, and that person is named Khan, making everyone else in the circle his/her bitch.

Obviously homosexual

In the world of business, a poo roundabout is when a company hires someone shit, they do shit, then they're hired somewhere else where they do the same shit resulting in a poo roundabout.

round•a•bout•spin•ner
A sex position where the dominant partner wraps their body around the other partner, pleasuring themself while simultaneously spinning around the other partner (resulting in the pleasure of both partners).