wikipedia so it must be true said:In entertainment, an origin story is an account or backstory revealing how a character or group of people become a protagonist or antagonist, and it adds to the overall interest and complexity of a narrative, often giving reasons for their intentions.
I think everybody who posts on these forums is a bit of a superhero or supervillain in their own right. Regardless as to whether you're the guy helping people chase down their GPU issues in the hardware forums or you're that **** who turns up on a Friday to... nevermind.
Anyway, your forums username is your Superhero or Supervillain identity. Maybe it alludes to your superpower or your weakness, maybe it is a hint to your hidden backstory? What is your origin story? Hell, for a bit of fun, pick somebody else on the forums and do it for them!
@Raymond Lin has the superpower of seeing everything with an incredibly blurry depth of field filter through his superhuman eyes.