"Hey."
"Going to the supermarket, want me to get you anything?"
"Puppies or ice cream?"
"What's your glasses prescription?"
"I wanna ***** your *********."

If you've used a dating app, maybe you've received one of the above messages from a stranger, or sent them. Striking up an interaction with someone is a tricky business. Why Oh Why and The Longest Shortest Time host Andrea Silenzi opens up her phone to analyse the kinds of opening messages people send on dating apps, and how easily they can land badly.