Oisín Moran created a tweet that contains a link to itself.
— quinetweet (@quinetweet) September 26, 2020
💡 Best viewed in a third-party Twitter client, as the Twitter website shows “This Tweet is unavailable” as it tries to expand the link.
On his website he explains how he did it.
Fundamentally the challenge is just correctly guessing what ID a given tweet is going to get, then appending that onto the URL for our profile and tweeting it.