The functionality had already been demonstrated in a video posted on YouTube by Jan Boromeuš prior to her
Nest Hub Max is supposed to useexisting ultrasound sensing to feel the presence of a person and start listening to him. Currently, the smart display uses this functionality to simply customize the information displayed. However, in the future, this same technology may allow him to hear voice commands when he knows the user is nearby. Ars Technica suggests that the device can also use its camera's Face Match feature to better understand who is speaking and making sounds. Boromeusch in the video showed the ability to turn Blue Steel on and off in the smart display settings menu.
Despite the convenience, Blue Steel's technology raises concerns due to possible privacy concerns, notesThe Verge.A key element of today's smart speakers and displays is what they drawPay attention to what you're saying only after they hear youBy relying on "proximity detection" alone, the user increases the risk of devices being heardsomething they're not supposed to hear.
However, Blue Steel can be usefuladditional feature for some users. Having to repeat “Ok Google” or “Hey Google” over and over before each voice command can be a challenge, and this potentially makes it much faster and easier to access the information you need.
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