Jay-Z taps top acts to sell music service

Big recording stars given cash and stock in Tidal

Huawei boosts R&D amid 4G revolution

Chinese telecoms group increases research budget by 29% to $6.6bn

Business pioneers in technology

The industry’s rapid cycles have been an opportunity for young outsiders to bring in a fresh perspective

Vodafone to add bank cards to Wallet

App will be supported on a wide range of Android smartphones

BT and Virgin Media turn broadband allies

Pair say attempt to open up networks will lead to higher prices

Coding forum Github hit by cyber attack

Hackers disrupt site in apparent effort to force content removal

Online arms race heats up over adverts

Internet media groups fight back against use of adblockers

Activist fund targets Kyocera and Canon

Oasis helped prod Nintendo out of consoles-only strategy

Intel in talks to acquire Altera

Would be largest Silicon Valley deal since Facebook’s WhatsApp bid

Slack website

Slack says intruders hacked its database

Disclosure is black eye for messaging group as it seeks capital

Ellen Pao loses Kleiner gender bias case

Jury finds in favour of Silicon Valley firm on all counts

Week in Review, March 28

Morgan Stanley’s Porat heads west; BHP, Petrobras, O2 and football also in the news

Slack: taut valuation

Chat service reportedly fundraising at a $2.8bn appraisement

Dr Google assists in robotic surgery

Collaboration with J&J on platform using data collected from millions of procedures

Google loses bid to block UK lawsuits

Appeal court upholds decision to let users bring claims in Britain

Companies profit via doing the right thing

Employers see it as good business to enhance workers’ conditions

BlackBerry quarterly sales at 8-year low

Canadian smartphone maker struggles to find new revenue sources

Porat to receive $70m Google award

New CFO’s deal shines spotlight on Silicon Valley packages

Microsoft suppliers must offer paid leave

Tech group wades into debate over rising income inequality

Zuckerberg points to shift at Facebook

Messenger, WhatsApp and Instagram may start working more closely

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