the same as typing t f26675f6 modify project:… due:… …. an empty box clears that field.
this is a demo. the data is invented, it is shared with everyone else looking, and it is wiped every night. don't put anything real in it. what is this?
$ tracker f26675f6-b7e5-4d33-ab24-a3b7df7b6f6d e