How can you say zero probability? I understand a hyperbole, but let's make a fair estimate. Assuming hyperbole: why do you believe that, over time, there is a

How can you say zero probability? I understand a hyperbole, but let's make a fair estimate. Assuming hyperbole: why do you believe that, over time, there is a low probability "DeepMind can do its thing without ever touching Google accounts or Google data?" What factors will contribute to that?