I held the first truly bezel-free phone

Cast your mind back a decade or so, and smartphone makers were obsessed with shrinking the bezel on phones. Screens got bigger, the black bars around them got smaller, and for a while it looked like truly edge-to-edge displays were imminent.

Then, progress just stopped. The bezel shrunk down until it was a millimeter or so on every side, on just about every phone, and phone manufacturers seemed to agree as one that this was probably far enough.

Tecno, a budget brand in the same family as Itel and Infinix, has stepped up to see if it could push things just a little further. Its new device, the Bezelless, is strictly a concept phone, never …