Being part of the royal family come across as being in a prison, A wealthy one but at what cost. , DOE Phillip was patron to 600-700 charities and in his 70 year duty appeared in over 22000 single person functions.
As for feeling grief its more to do with alot of people have grown up with him around, either on TV and in public apprearances, people who actually sit down and think rather than use cesspit twitter to guide them realise what the guy sacrificed to basically stay one step behind his Mrs for over 70 years. Along with that he actually fought full on genuine badge holding Nazis in the war.