I've been meaning to write an article on this for awhile, but there's really no substitute for age diversity on a team. Having worked for the past year at a place with a fairly smooth gradient from just-out-of-school to used-COBOL-professionally, I can say from experience that it has been a benefit for both the older and younger employees.
Of course, the key is still, as always, cultural fit. You have to have youngsters who are willing to take to heart a hard-learned lesson from a graybeard, and veteran devs who are willing to keep an open mind to a new technology espoused by the younger generation.
Of course, the key is still, as always, cultural fit. You have to have youngsters who are willing to take to heart a hard-learned lesson from a graybeard, and veteran devs who are willing to keep an open mind to a new technology espoused by the younger generation.