Why would he be willing to do a 1 for 1 trade?
Loaded is offering much better terms for a BU supporter. He says:
No split, no transaction. If there is a split, I'd love to double up.
while the terms on bitfinex mean you lose your money if there's no split. Since it's highly unlikely there's going to be a split, the bitfinex trade is pretty insanely risky even for a BU believer