Mobile advertising spend is expected to more than double between over the next four years, hitting $105bn (£67.6bn) by 2019.

That's according to a report from Juniper Research, which expects 43 per cent of that spend to come from the 'Far East & China' region, fuelled by the dramatic adoption of mCommerce in China.

Overall, global mobile spend is predicted to grow at a CAGR of 20 per cent over the four years, from $51bn in 2015, with programmatic and video advertising expected to fuel this growth.