Hi Pádraig,iflag=fullblock seems to resolve this experience and the man page excerpt provided makes sense though those lines make no appearance in the man pages on Archlinux. I will follow up with the distro maintainers.
Thanks, Jared
OpenPGP_0xB648A7603ED419B7.asc
Description: OpenPGP public key
OpenPGP_signature.asc
Description: OpenPGP digital signature