I wonder if the grandfather who made the call is still in full possession of his mental faculties.
@CTL, the point that @rational was making is that this sort of (in my opinion outrageous) behavior is first presenting itself now as a result of the relatively recent success among religious Jews in general.
He was explicitly not addressing your case personally, but the more general phenomenon. Your own situation is rather irrelevant to his point, as it could not possibly explain what he says is a new custom.
In @rational’s own words, “You are the first generation (statistically, not you personally) to have made it in America…”