Yes that was April's fool and now it's over.
I should 'fess up and admit to being taken in for a short while but I didn't go down without a fight (retrieved from drafts):
Not sure how, but looks like this account has a Dash symbol?
Is there a ref doc on the icons?
I find I no longer care. I see it as a timely reminder from Theymos to be aware that inaccurate metadata manifests as misrepresentation and that, in turn, suggests dissembling.
In keeping with the basic principles of cypherfunk-derived cryptocurrency, it can only be a pointed suggestion to create a fresh bitcointalk subscriber address for each posting.
I can't think of any other sane reason for abusing user profiles in such a manner.
Cheers
Graham