Because I had so many domains with them I needed to call the support phone number to get them to produce a csv with all the auth codes, and surprisingly they answered quickly and did what I asked. They were very polite.
When I said that SOPA was my reason for transferring, the call center guy asked whether it was GoDaddy's initial position or their later decisions that made me want to transfer. I told him that their initial stance was enough for me to leave, and that I've been a customer since their first year of operation.
If the crowd is to have any power at all, we need to punish the corporations that we can effect.