“Garden-variety” just means “typical”, and by “armchair speculation” I meant opinions not backed up rigorously and not grounded in the relevant sciences (e.g., cognitive neuroscience, neuropsychology).
I should have left out the “armchair”, since that gives the wrong impression of speculating about things in which one has no experience whatsoever, which is not the case here.
“Garden-variety” just means “typical”, and by “armchair speculation” I meant opinions not backed up rigorously and not grounded in the relevant sciences (e.g., cognitive neuroscience, neuropsychology).
I should have left out the “armchair”, since that gives the wrong impression of speculating about things in which one has no experience whatsoever, which is not the case here.