Smartphones didn't reach their full potential until 2007. And it was all because Steve Jobs and his company entered into the picture and transformed how smartphones would feel and work. The first iPhone was perhaps the lightest and most portable smartphone we had seen until then.

When did the smartphone become widely used?

Enabling technology for mobile phones was first developed in the 1940s but it was not until the mid 1980s that they became widely available. By 2011, it was estimated in Britain that more calls were made using mobile phones than wired devices.

When did touchscreen phones become popular?

2000. In 2000, the world's first touchscreen phone came out. Although it didn't have advanced touchscreen technology like those available today, but at that time it was a huge craze and the introduction of a promising technology.