Why no RE match of A AND B?

[David LeBlanc]

<snip>
> And now for a pragmatic point: if the & operator was ever so slightly
> useful, or ever so slightly demanded, or ever so slightly easy to
> implement, it would have surfaced in a certain language long before
> now.
> </:-)>

A certain molluskian by-product language seems to have Big Things in mind
for REs in it's next incarnation, should it happen. The write-up is detailed
and interesting.

Dave LeBlanc
Seattle, WA USA