. . . "Yes.> Obviously he is going to save> space, but the code is going to get ugly if I ever have to load> different kinds of data for the same record. > I just do not understand> why structs have to take up that much space.Because that the tradeoff to be able to build a composite structure like this:s = struct('f', {pi 'toto' @(x) x struct('nest',3)});s.fBruno" .