New Delhi, May 19 -- A vegetable seller in Bengaluru spotted wearing a head-mounted device with an iPhone resting against his forehead has left commuters perplexed. A video shared by an Instagram user named Vaibhav shows the vendor allegedly collecting real-world data for artificial intelligence (AI) training. Vaibhav shared that he was riding his scooty when he noticed the vegetable seller wearing a setup rigged with an "iPhone and a memory card".

Vaibhav said he approached the seller to ask why he was wearing the headband.

"I was just cruising on my scooty when I had to literally slam on the brakes for this," he wrote.

The man allegedly told the Instagram user that the headband, fitted with a memory card and an iPhone, was recording ...