It will speed up the process of adding and recognizing friends and will show the true picture of the profile, added to it will also improve the security.
Some of the technology companies raised the questions that the Facebook user said the, The Facebook had enabled this face recognition option without giving any notice to the users.
However Facebook team said, they are sure that peoples will roll over it and will be glad when they will use this.
Now if the issue remains of photo tagging, then during the addition of new photos, only friends may be enabled to view it, this feature may be disable for the privacy settings.
Now the main thing is the response of the users towards new technology, its worldwide recognition, and like dislikes.
But I think it’s the positive way of attracting users, and also the addition of something new to its best users.