the same as typing t a64b9f80 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 a64b9f80-d296-4d9d-aea1-78f41cc7b1d1 e