If you're apart of a targeted group, you're emails / notification / text messages will not always be sent to you in real time.

If you're apart of a group that's targeted for physiological change, you're smart phone will, at times, delay your electronic deliveries for purposes unknown to you.

Is a better picture needed of a particular part of your home? Your notification flash might go off at exactly the right moment for a camera to silently take that pictures, while you think the phone is showing normal behavior.

This particular program has been going on for over 2 years. Smart phone snapshots are being taken all the time.

Observation is "needed" to keep people out same effects we see in the double slit experiment.