the same as typing t e55d5f0f 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 e55d5f0f-cc22-42e9-9e84-c0f11f74568e e