d--j/em-ftpd — comment on commit 46d3a1dc0ef6dcf44c3bc4db9c411417468ae713
File:  line 0
By yob:

.. and here I see the answer. passing user isn't enough for your use case.

duping the driver feels hacky to me, I wonder if it'd be better to pass in a fresh instance of the driver on each connection.