In the spirit of the trendy #10yearchallenge which might or might not be used by Facebook in training its in-house AI project, we decided to take a look back and explore what the mobile industry looked like 10 years ago. We really shouldn't forget our roots. If anything, the mobile industry has recently proved that history repeats itself by reinventing the slider phone and sort of about to "reimagine" the flip phone by coming up with foldable devices.

Technically speaking, no major manufacturer has yet released their offering in 2019, but we'd still compare their decade-old phones with the ...