PS:
On Fri, 3 Aug 2018 10:46:02 +0200, Ralf Mardorf wrote:
Even a clueless Arch Linux user could _not_ come in the
position to
wonder, if a jack package might be missing, since jack1, as well as
jack2 are each provided by a single package and no virtual package is
required either.
There's one exception were an Arch jack package is split. Jack2 is
split to jack2 and jack2-dbus.
IIRC in the past there indeed were symlink issues,
since the
Debian and/or Ubuntu maintainers didn't split the packages correctly
...or at least they didn't link correctly.