Are you a virologist?
Nope, but neither are any of the people implementing this "contact tracing." They're doing so against the research & recommendations of virologists.
I give zero fucks about your privacy
How about your privacy? Your mom's? Your children?
Do you actually think it's a good idea to give the most violent & dishonest organization on the planet (the "government") unfettered access to everyone's locations & history at all times? Have you never read a history book or read a science fiction novel?