the same as typing t c0b3c0c4 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 c0b3c0c4-2771-4558-ab7b-0c6959a975d3 e