YouTube Chief Executive and one of the first Google employees, Susan Wojcicki, is stepping down from her role at the tech giant that started in her garage nearly 25 years ago, she said in a personal update on the video-sharing platform on Thursday.

Twitter Chief Executive Elon Musk said on Wednesday that towards the end of 2023 would be "good timing" to find someone else to run Twitter, when he expects the social media platform to be stable.

Billionaire Elon Musk said on Tuesday he will step down as chief executive of Twitter Inc once he finds a replacement, but will still run some key divisions of the social media platform.