How can you not have a capital at the start of your name?

[Az.]

I was going to point it out, but I really thought it was a joke, lol

HELLO
no it wasn't a joke....i dont really joke on the internet.....or i don't mean to....my humor is a bit weird and people would probly hink im having a go at them or some....the last thing i wanna is start shit........im actually quite sarcastic come to think of it.