Sux is a Street terminology, and in terms of common usage, it is spelt as Aux in the excepted form of such a slang language.
To suck, is entirely different, in fact it has no bearing whatsoever, on the Street Value, which means you are no good at something. My English is possibly a bit better than your Greek, my little friend, Why the personal attacks, all the time, Have you low self esteem?
I am reading through a few of your Hubs and they are not perfect, nowhere near, so until you reach the level of perfection, kindly, refrain from these Oh, so PERSONAL ATTACKS
Laughs and walks away. Thinking .......