https://www.cnet.com/news/samsungs-ces-2019-robots-just-want-to-give-you-a-helping-hand/ > If you had one in your house, it would automatically go to different rooms to clean the air -- like your kitchen for instance, when you've burned something in your oven. A light around the bottom of the machine flashes red when the air is dirty and changes to green once everything is clear. > It's just one of the ways Samsung is trying to expand artificial intelligence into all its products. The company, which makes everything from TVs to memory chips, has been pushing its Bixby digital assistant in its phones, televisions and home appliances. Now it's attempting its first foray into robots for consumers with its Bot Air for air purification, Bot Care for health monitoring, Bot Retail for restaurants and shops, and GEMS (Gait Enhancing and Motivating System) to help with mobility issues.