You can not sort mail by using the field "To" in a search result

[simoncordova]

You can not sort mail by using the field "To" in a search result, neither allows add the field, is this a bug?

[phoenix]

You can not sort mail by using the field "To" in a search result, neither allows add the field, is this a bug?

Have a search through bugzilla (or search the forums) and see, vot if you find anything.