Although interactive touchscreen technology made its public appearance in 2007 with the introduction of the iPhone from Apple, one of the first mainstream multimedia devices, it was the release of the first tablet-type device (Apple iPad) on April 3, 2010 that so profoundly changed the ecosystem of smart mobile devices. In terms of sales, the first iPad sold more than 300,000 units in its first 24 hours, and almost 15 million units in nine months...