without IO540 banging on about the superiority of GPS,
which is true
and the utter redundancy of all other navigational methods
where did I say that?
What gets me is pontificating about what is basically (in CAA-speak) basic good airmanship or (in my speak) being a basically smart pilot.
"Single pilot CRM"
Calling the getting of tafs and metars "situational awareness" or "single pilot CRM" is just perverse.