What's the emoji for $19 billion? Whatever it is, the founders of WhatsApp are no doubt using it with gay abandon: this week it went from being a Facebook rival to a part of the Facebook family.
So what's going on? Matt Swider explains that it's all about the developing world, where WhatsApp is huge. Meanwhile, columnist Gary Marshall argues that Facebook's new motto is: if you can't beat 'em, buy 'em.
Elsewhere in tech, Google decided Glass users needed rules like "Don't be a creep", which Kate Solomon swiftly derided. "Google's not our dad, we don't need it to tell us not to be assholes." MWC 2014 kicks off on Sunday and so the phone rumours have been flowing thick and fast, too - the Samsung Galaxy S5 looks set to lead the charge, while LG jumped the gun by letting the G2 Mini loose early.
One legal battle and a bunch of mooted names later, Microsoft has flipped the switch on its revamped OneDrive cloud storage service. The data vault formerly known as SkyDrive has new features that put it on a par with Dropbox and Google Drive, like a new Android camera app and real-time co-authoring to boot. Read more
Rumours about Samsung's next flagship have been flying ahead of MWC 2014, and we're very much in favour of this latest leak. Bloomberg's sources tell it that Samsung is under pressure to lower the price of the Galaxy S5. It won't skimp on specs though - we're hearing a sharper 5.2" display, better camera and battery and maybe even a fingerprint scanner. We'll find out for sure next week... Read more
You can unlock your Note 3 by scribbling your signature on the lockscreen, but that's not enough. Samsung wants to use your handwriting to launch apps, so the Note 4 may be the first Samsung phone to let you call mum by writing 'call mum'. Read more
The app floodgates are open. With the release of Google Play Services 4.2 to devices worldwide, Google has rolled out new Chromecast APIs for casting content to the TV. What does this mean for you? An armada of Chromecast apps hitting the Play Store soon. Read more
If you want the best tablet on the market then you should get the iPad Air. It's got a stunningly sleek design, powerful innards and a superb suite of apps, many of which are free, and the iOS interface is clean and easy to get to grips with. After years of engineering, Apple reckons it's nailed it - and we agree. The iPad Air is as near to tablet perfection as you're going to get.
You might think that decent budget Android tablets start and end with Google's Nexus line, but you'd be wrong. Nvidia has pushed the design brief beyond a typical cheap Android tablet and shown that power, flexibility and a great Android experience can be had for a price that makes it accessible to everyone. With better speakers, more power and a stylus to boot, it's the budget Android tablet to beat.
Sony's PlayStation 4 is the most powerful games console in the world. It's fast, attractive and has a streamlined philosophy that puts games front and centre, while still bringing film streaming, media playing cards to the table. All that for a relatively attractive price point? Yes please.
Netflix is leading the film streaming charge and if you fancy getting access to its huge film and TV boxset library for free, sign up to the Virgin Media starter collection. You'll get six months of Netflix plus 30Mb Fibre optic broadband, TiVo and unlimited weekend calls to landlines for £10 a month for six months.
Transform your home stereo speakers into wireless ones with Belkin's HD Bluetooth Music Receiver - you simply tap a compatible Android smartphone to enjoy your music through your stereo speakers in crisp high definition. Usually £49.98, this nifty little device can be yours for just £24.99 if you click the link below.