Smartphones got smarter in 2018. The upgrade, however, not only came in the form of incremental improvements in hardware, camera and chipsets but the technology under-the-hood as well. Artificial Intelligence (AI) and Machine Learning (ML) became a mainstay in the smartphone space.

Letís take foldable phones for example. The concept of rollable and flexible displays has been around for several years. These displays even made appearances at technology conferences as well. But none of them could ever make it to the commercial production. Foldable phones, however, became a reality in 2018.

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