This has been a long time coming... We had old school workarounds here and here. And we have been tortured with Intense Debate's lack of being able to either import back into Blogger or export all of our comments in a standard form. I'm sure you remember all the hooplah here.
draft.blogger.com. If you want to lend us a helping hand with our comment system piece together project email me or shout us out in the comments!