This pattern of male posturing and female choice is common amongst animals and, over the years, the criteria the females use to make their choices have been elucidated.

ECONOMIST: Birds do it, bees do it | The

We assessed the six contending products on three criteria: user-friendliness, ability to work with common programs that access the Internet, and prowess at repelling hacking attempts.

CNN: Insulate your PC from hackers