It definitely has 'a kind of affectionate sense to it'when compared with 'useless cunt'.
(
Afinkawan Yes I can hear you Clem Fandango,
Thu 12 May 2011, 12:20,
archived)
oh definitelybut compared with "productive and valued member of the team" it's not complimentary
(
emvee cruor deo cruoris,
Thu 12 May 2011, 12:22,
archived)