[izzydata]

Anything is possible. I can even see some potential ways to do it. You still shouldn't post things such as your home address or phone number on the internet though.

It's one thing to be aware of the potential risks, but it is another for a 13 year old on Instagram not even realizing there are consequences.

[pjc50]

People don't. Real name is often enough, with a bit of disambiguation from location. And people can do amazing things from the background of photos.