Bluesky, the social network, has reached 20 million users, closing the gap with Instagram Threads.Market intelligence firm, Similarweb, suggests that Bluesky's growth rate could enable it to catch up with Threads.Bluesky surpassed Threads in daily website visits in the US and UK, indicating strong interest from potential users.Bluesky's mobile app usage in the US and UK has seen significant growth after the election, with a spike in adoption.