Tech

BlackBerry opens up BBM to Windows phone users

BlackBerry opens up BBM to Windows phone users

TORONTO — BlackBerry said yesterday (July 31) its popular messaging system BBM, or BlackBerry Messenger, would now be open to those using the Windows phone platform, a move that...

Samsung profit slumps on stiffer competition

Samsung profit slumps on stiffer competition

SEOUL — Samsung Electronics yesterday reported its worst quarterly profit in two years and flagged uncertain earnings prospects for its key handset business, fuelling worries...

Twitter's surge revives valuation debate

Twitter's surge revives valuation debate

The surge in Twitter Inc's stock has revived debate about whether it warrants a valuation five times that of Facebook Inc , its biggest rival in social media.

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