Agreed; generalists are often limited in growth and cannot command the premiums of a top-of-field specialist, but I've never heard of being a generalist conside

Agreed; generalists are often limited in growth and cannot command the premiums of a top-of-field specialist, but I've never heard of being a generalist considered as a bad thing, the sort of thing that gets you fired. Now, if instead of a Jack-of-all-Trades you were, say, a Three-of-Spades-of-all-Trades, then yes, because you're really just equally bad at everything.