I suppose I can help, but I don’t know your overall theme of your essay but I’ll try to help:
The world progresses in technology and even one small event like a selfie can be a dangerous because it can give hints of your location, hobbies, personal traits and will never get off the internet.
In conclusion, taking a selfie can be a dangerous task you risk exposing yourself and leaving a permanent mark in which can be used against you.
