Former Yahoo CEO Marissa Mayer announced the launch of Sunshine Contacts — a better tool for organising, updating and sharing contact information with others. The start-up, earlier known as Lumi Labs, is rolling out the app that will be free for iOS users who receive an invitation. Sunshine is Mayer’s first venture and return to the spotlight since stepping down from her role as Yahoo chief executive after the 2017 completion of the company’s $4.48 bn sales to Verizon.

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