bitcoin Julia Zakharova shutterstock

Bitcoin moves from hype to disappointment, and on to real utility

Even many sophisticated early tech adopters are scratching their heads unless they have a really compelling personal reason to start adopting Bitcoin. Still, I believe that Bitcoin is going to be one of the most dynamic areas in tech over the coming five years.

i-want-your-email

All hail email, the anti-collaboration tool

We may be abandoning Gmail for chats on Facebook Messenger (500 million monthly users) and WhatsApp (600 million monthly users), but for most of us, email remains the mainstay of our working lives — and it’s a mainstay we hate.

Travis Kalanick, cofounder and chief executive of Uber.

Travis Kalanick: I run Uber like I did when we were 5 people

Travis Kalanick has learnt the hard way how easily perceptions of your company can change when you stop being the little guy. But that hasn’t stopped him retaining elements of the startup mentality in his approach to running Uber.

Yes, that's a mop.

Housecleaner Handy sweeps up Mopp, unveils new features

On-demand cleaning service Mopp, based in London, has been acquired by American platform Handy as the two businesses hope to become the international on-demand home services leader.

Peeks makes an app and a clip-on piece of hardware that non-healthcare experts can use to perform eye-health checks for people who might not otherwise have access to them.

5 startups that could radically transform the world around us

Smartphone-based eye exams, pavement that generates electricity from your feet, a gelatinous way to store water, and a smarter beehive — these inventions may not have the sex appeal of social media, but they could make a huge difference in the world.

Apple Watch.

Fashion won’t be what sells the Apple Watch

It’s ugly. It’s beautiful. It doesn’t matter: The Apple Watch will sell millions in 2015 when it finally ships. More than 200 million people already own iPhones that are compatible.