Such technologies would likely bring up privacy concerns, as well as debates over whether they're effective as containment strategies.

In any case, he doesn’t think privacy concerns will stop many people.

Algorithms that bake in bias or data capture which ignores privacy concerns risk undermining advances.

There are obviously privacy concerns, though, and unless you made installation of the app compulsory it would require a huge voluntary take-up to be effective.

Such systems could also potentially be used in surveillance and medical applications and will raise privacy concerns.