BBC Tech Wales flag emoji arrives on tablets and smartphones 2017-05-24T12:51:57.000000000+00:00 Technology companies will now be able to introduce the flag to their software. Nokia 3310 sparks wave of nostalgia as it goes on sale 2017-05-24T12:30:26.000000000+00:00 Experts say its success will depend on how much people are willing to pay to indulge their nostalgia. Google plans to track credit card spending 2017-05-24T12:13:45.000000000+00:00 A new product from Google will link the clicks on ads with offline spend to prove digital ads work. Digital currencies hit record highs 2017-05-24T09:07:22.000000000+00:00 Why digital currencies are hitting record highs. Just A Baby app matches hopeful parents 2017-05-23T23:15:45.000000000+00:00 A new dating app lets people search for sperm and egg donors, surrogate mothers and lovers. Nokia 3310: How long could you survive with a retro phone? 2017-05-23T23:10:42.000000000+00:00 Technology correspondent Rory Cellan-Jones swaps his smartphone for the retro Nokia 3310 for a day. Samsung S8 'eye security' fooled by photo 2017-05-23T15:18:47.000000000+00:00 Iris-scanning technology on the Galaxy S8 is spoofed using a photograph and a contact lens. Microsoft launches new Surface Pro 2017-05-23T13:43:20.000000000+00:00 It is claimed the tablet is 2.5 times faster than the Pro 3, with a battery that will last 70% longer. Apple and Nokia to 'co-operate' after settling patent row 2017-05-23T11:03:54.000000000+00:00 The two technology firms have ended a dispute over the use of Nokia's patents. Google's AI takes on champion in fresh Go challenge 2017-05-23T10:57:21.000000000+00:00 Google's AI system AlphaGo wins the first of three matches against Go world champion Ke Jie.