How about splitting this into the topics you listed so they can be discussed separately?
You'll need to supply some information to work with for each.
The dangers of GMO food could be an interesting coffee discussion since it has not much to do with EvC.
Peer review discussions could go into "Is it Science".
(as an aside I can tell you that his claim about email is bogus because I was using email in the mid and late '70's at IBM (internal only). We had the "sun" network (sun because the sun never set on it like the British Empire). It was an adhoc layer of software that the techies snuck onto many of the internal servers to allow them to talk to each other.)
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