Here's how AR could help you with your weekly grocery shop

If up until now you've mainly been using AR for Snapchat and Pokémon-catching, you're probably not alone.

But there has to be a more practical use for the technology too, right?

Well, the answer may lie at the grocery store.

On Wednesday, 27-year-old Andrew Hart from London shared a video of a new tool his company Dent Reality has been working on — an augmented reality interface that would enable shoppers to see real-time information as they move around a store.