Misuse of <tab>

[max]

> You're quite right - mixing spaces and tabs when indenting is
> not the thing to do. In fact, it's warned against in a number of
> places. The recommended practice is to use spaces, and
> avoid tabs completely.
> 
> I think you'll find that all the modules in the standard library
> use spaces exclusively.
The problem with spaces is that you need to do 5 times the work of a tab 
to get decent-looking indentation :).