I was foolish enough to think the LG Wing would usher in another breed of folding phone. I expected manufacturers would see ...

LG Electronics unveiled its latest G2 smartphone Thursday, which the company is hoping will challenge the Samsung-Apple duopoly in mobile Internet devices.

It’s clear folding phones aren’t getting any cheaper, so if we want to save money, we’ll need companies to create new form factors — or perhaps rehabilitate old ones. The LG Wing was ...