This answer states that it is possible to unlink accounts, but
it seems to no longer be possible. I was advised to open a bug
report, which is what I believe I am doing here. ;)
share|improve this question add comment  1 Answer  up vote 6
down vote accepted  That answer is outdated, since we unified
the login and account system this is no longer possible. You can
now login to all sites with a single set of credentials which
work everywhere, but as a result un-linking is no longer
supported.  Once we phase out the last of the internal usage of
GUIDs for "accounts" (the previous meaning), even the concept
(read: PITA if you're a SE developer) of association will go
away, as it's now automatic by design.  share|improve this
answer Wait, does that mean I will be automagically registered
for all SE sites? –  NullUserException อ_อ Dec 19 '11 at 16:07
@NullUserException - You're already "registered" (you have
credentials on your account), though that's a term with at least
10 meaning on no, not the "registered" you