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If anyone is willing to receive emails during presentations with comments or questions, would advising of this "live" on the list be an acceptable use?

Or perhaps creation of an alternate list for this specific purpose would be in order? Sounds like a bloody good idea IMHO. Though perhaps a question from Hamish would exceed my verboseness capacity as a relay...

There are a number of people here with laptops who "commentate" the conference on #nznog on the Undernet IRC network. Perhaps asking a question in that channel would be the best way to get it asked? Craig