I like this but it will only help a little and temporarily. I've received calls from my own number. Given the amount of data out there in social media and seein

I like this but it will only help a little and temporarily. I've received calls from my own number. Given the amount of data out there in social media and seeing friends of friends, the scammers will be able to call you from a number that is in your contact list. The phone system needs a new layer but one that is optional. If a call comes from via the old layer, your phone warns you that this call may be fraud.