Phil Spencer joined Microsoft as an intern in 1988, working his way up through the company to eventually become chief executive of Microsoft Gaming in 2022.
In an article on Monday, Sir Keir said he wanted to "crack down on the addictive elements of social media" that "keep our children hooked on their screens for hours".
，推荐阅读91视频获取更多信息
The compliance burden
Nasa has also asked rival company Blue Origin - which is owned by Jeff Bezos - to come up with an accelerated plan for a lunar lander.