I think the director is becoming more important. To work under rushed conditions, you need to have an extremely professional director. If the director's good than the end result will be good.
It would be wrong to assume that one must stay with a research programme until it has exhausted all its heuristic power, that one must not introduce a rival programme before everybody agrees that the point of degeneration has probably been reached.
Anything that we can do to improve the lives of elderly people is welcome so far as I am concerned.