![promobot on Twitter: "Now days there are robots concierges in residential houses and business centers. The robot fully integrates with the access control system, it identifies the visitors and decides whether to promobot on Twitter: "Now days there are robots concierges in residential houses and business centers. The robot fully integrates with the access control system, it identifies the visitors and decides whether to](https://pbs.twimg.com/media/Dpn3syLW0AMlIHh.jpg)
promobot on Twitter: "Now days there are robots concierges in residential houses and business centers. The robot fully integrates with the access control system, it identifies the visitors and decides whether to
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Google-Backed Robot Concierge Accepts Tweets as Tips | Futuristic technology, Future technology concept, High tech gadgets
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