thank you well meaning busy body.
and look at the teretz only to be goyzer on a MITZVAH is ossur acc to taz not a reshus (THERE’S YOUR TERETZ WOLFIE) so gavra at work who quoted the bach as saying ANY heter can’t be asured midrabonon must have misquoted him unless there’s a machlokes acharonim GIVE ME A MEKOR!!! FOR THE BACH GAVRA AT WORK