> where *_sort could be defined as:
> <dynamicField name="*_sort" type="lowercased" indexed="true"/>
> ("lowercased" is just something I made up for this e-mail, but could
> be a type that simply emits a single token, lowercased from the
> The pattern in the source that matches "*" would be substituted as
> the field name into dest's "*" in order to look up its configuration.
> Not currently possible, right? But maybe a useful enhancement?