true....but its the same letter...and isnt assigned to anything else!
To be honest, there is a lot of work going on behind the scenes at the moment with other bits and pieces, which is why we haven't really looked at this yet.
If you can hang on a while, I'm sure we can sort something out for you.
That'll do ;) But surely you could just re-upload the smily as a different file name/set more than one "shortcut" to create the face. But that'll do nicely. Chars.