For me, this wasn’t too hard. Cheese on the other hand…that will be a challenge

Store a jpg of the country’s flag as binary

What would you use it for?

A federated social fitness app(like Strava) would be cool

If you were signed into Facebook in the same browser session then you wouldn’t need to sign in again

Lol back in highschool one of my buddies accidentally clicked an fb like button on a porn site and it shared the video to his feed