Meta - the owner of Facebook - has launched Threads, a text-based social media app. Tech Life's correspondent in San Francisco tells us about the launch. And we look at the development of social media with Brooke Erin Duffy, an associate professor in the Department of Communications at Cornell University in the United States. Also in Tech Life, we hear from the chief executive of Nextdoor, who has global ambitions. Where does technology and the law meet ? A question being discussed in Nairobi, Kenya. And artificial intelligence reaches lawn tennis at Wimbledon. PHOTO CREDIT: Dado Ruvić, Reuters.