On a sightly humorous note, it would be great if Graham Christian, Tony Wagstaffe and Alberto Italiano had been invented by some IT whizzkid troll to keep the IS debate going on forever after it had already been quite, well, dead for some people, resolved for others :-)
No hard feelings please... just could not help myself.
If you read through, you will see their so called "positions" are very fluid. There is no real communication going on with these guys, they're drive by shooters. Other than addressing some of their rather bizarre and poorly thought through points, discussion with them is a waste of time.