An employee is either performant or not, you can easily just look at the results of their work. Monitoring call center workers is particularly easy - you just record their calls. I have zero idea of how monitoring them, let alone their family visually can add any value.
If somebody insisted to install a camera at my home I would let them and then work nude 100% time.
If somebody insisted to install a camera at my home I would let them and then work nude 100% time.