compound operators - what next?

[soren at hauberg.org]

Quoting Jaroslav Hajek <highegg at gmail.com>:
> exactly, exactly ...
> I hope I did not misunderstood you; it seems to me that you are OK
> with diag and eye
> returning sparse matrices, right?
>
> What do others think?
> I think there is good chance that Mathworks will do this anyway some
> day, because (I think) it makes more sense.

Probably a stupid question but will such a change make 'diag' and  
'eye' useless on a system that doesn't have SuiteSparse?

Søren