The privacy screen covers the ENTIRE screen,so that's a PLUS. But it DOESN'T OFFER 360* PRIVACY. What exactly IS SHIELDED ARE THE SIDES. If someone stands over U, they WILL BE ABLE to see your screen CAN be seen. Again, they would have to be standing DIRECTLY OVER U. If they're sitting NEXT to u , or STANDING NEXT TO U SHOULDER TO SHOULDER, and try to PEEK at your screen , the screen IS COMPLETELY BLACK providing TOTAL PRIVACY. In that scenario ,they CAN'T SEE ANYTHING, AND WILL SEE A BLACK SCREEN