these pretty-names business are dealt for the outside world, jack and ultimately qjackctl only.
the internal/original names for the qtractor's inserts send/return ports are not going to be affected by any of this--although it may be possible to show otherwise, even to outsiders, provided qjackctl is up and running, in qtractor they will obey and always be referred to the their original (port) names (and p-plugin aliases in titles if any).
no.
these pretty-names business are dealt for the outside world, jack and ultimately qjackctl only.
the internal/original names for the qtractor's inserts send/return ports are not going to be affected by any of this--although it may be possible to show otherwise, even to outsiders, provided qjackctl is up and running, in qtractor they will obey and always be referred to the their original (port) names (and p-plugin aliases in titles if any).
seeya