Use of variables in patterns

[Filip Konvička]

>> Cool! What about enabling it by default in the OPI?
> 
> I figure you may just add a compiler switch to your .ozrc..

Sure, but I think that it would be useful if this was turned on by 
default in the OPI (I mean globally, in the distribution), because many 
newcomers have problems with shadowing, and they mostly experiment 
interactively in the OPI.

F.