It seems like good damage control (in order to avoid damage to the Bitcoin and MtGox public image) in present circumstances, might be to reverse all transactions (at original exchange rates, check MtGox low for today? - refund members funded Bitcoins and allow Paypal funders to reverse funding to MtGox - and then start afresh (with a reliable payment processing procedure allowing instant transactions, maybe 3 work days at worst, and not 30 days, for example Western Union, Moneygram, or Liberty Reserve,