Are scope class useful ?

[#ponce]

> Yes. One of the uses is when you are wrapping some sort of OS resource.
> 
> I've got a scope class which I use for file access;
> stops you accidentally leaving the file open & locked.
> 
> I also use scope classes for storing intermediate results in complex
> algorithms when I want deterministic collection. Use scope classes
> and it all gets cleaned up when the algorithm finishes.
> 

OK, makes sense now.

Neat feature indeed.