That seems to be pretty good monetary motive to produce as many "covid" patients as possible if someone were of low moral character.
https://abcnews.go.com/US/man-charged-arson-connection-almeda-fire-southern-oregon/story?id=72960208
This isn't a "glitch" it's a feature of the test.
Designed to give false positives to inflate numbers. Unless I have just overlooked the stories talking about it, haven't seen a single one about these "glitches" causing false negatives… only positives.