it's like western etiquette: upper class, fine dining traditional practices are not what you'll see everyday even among polite society. the spectrum of behaviors will also depend on one's company.

Where is the rule that comments must stay on topic and avoid diversion? It was a more interesting and informative comment than yours that you've restated here (particularly given that being "very covered by Medicare" does not even counter what you originally replied to, as it will not cover all or perhaps even most costs)