[owlsaway]

Microphonics!^[1] This is why you'll see IEMs designed with the cable going up and around your ear, rather than straight down.

[1]: http://ear-buds.org/microphonics-and-how-it-affects-your-ear...

(I have no idea how sourcing things works here. Hopefully I did it right?)

[rocqua]

Pretty close to how most people source. You can just leave out the ^ it's just an inline [1], [2] etc. There are now hard and fast rules though, it's just common practice.

I think this is essentially people copying the ACM reference style.