![Humanoid robot bartender "Carl" interacts with guests at the Robots Bar and Lounge in the eastern German town of Ilmenau, July 26, 2013. "Carl", developed and built by mechatronics engineer Ben Schaefer Humanoid robot bartender "Carl" interacts with guests at the Robots Bar and Lounge in the eastern German town of Ilmenau, July 26, 2013. "Carl", developed and built by mechatronics engineer Ben Schaefer](https://c8.alamy.com/comp/2CMAFMP/humanoid-robot-bartender-carl-interacts-with-guests-at-the-robots-bar-and-lounge-in-the-eastern-german-town-of-ilmenau-july-26-2013-carl-developed-and-built-by-mechatronics-engineer-ben-schaefer-who-runs-a-company-for-humanoid-robots-prepares-spirits-for-the-mixing-of-cocktails-and-is-able-to-interact-with-customers-in-small-conversations-picture-taken-july-26-2013-reutersfabrizio-bensch-germany-tags-society-science-technology-business-tpx-images-of-the-day-2CMAFMP.jpg)
Humanoid robot bartender "Carl" interacts with guests at the Robots Bar and Lounge in the eastern German town of Ilmenau, July 26, 2013. "Carl", developed and built by mechatronics engineer Ben Schaefer
![Humanoid robot bartender "Carl" fills a cocktail glass with spirits to prepare a drink for a guest at the Robots Bar and Lounge in the eastern German town of Ilmenau, July 26, Humanoid robot bartender "Carl" fills a cocktail glass with spirits to prepare a drink for a guest at the Robots Bar and Lounge in the eastern German town of Ilmenau, July 26,](https://c8.alamy.com/compfr/2d0fcmd/humanoid-robot-bartender-carl-fills-a-cocktail-glass-with-spirits-to-prepare-a-drink-for-a-guest-at-the-robots-bar-and-lounge-in-the-eastern-german-town-of-ilmenau-july-26-2013-carl-developed-and-built-by-mechatronics-engineer-ben-schaefer-who-runs-a-company-for-humanoid-robots-prepares-spirits-for-the-mixing-of-cocktails-and-is-able-to-interact-with-customers-in-small-conversations-picture-taken-july-26-2013-reuters-fabrizio-bensch-germany-tags-society-science-technology-business-best-quality-available-2d0fcmd.jpg)
Humanoid robot bartender "Carl" fills a cocktail glass with spirits to prepare a drink for a guest at the Robots Bar and Lounge in the eastern German town of Ilmenau, July 26,
![Humanoid robot bartender "Carl" fills a cocktail glass with spirits to prepare a drink for a guest at the Robots Bar and Lounge in the eastern German town of Ilmenau, July 26, Humanoid robot bartender "Carl" fills a cocktail glass with spirits to prepare a drink for a guest at the Robots Bar and Lounge in the eastern German town of Ilmenau, July 26,](https://c8.alamy.com/compfr/2d0527x/humanoid-robot-bartender-carl-fills-a-cocktail-glass-with-spirits-to-prepare-a-drink-for-a-guest-at-the-robots-bar-and-lounge-in-the-eastern-german-town-of-ilmenau-july-26-2013-carl-developed-and-built-by-mechatronics-engineer-ben-schaefer-who-runs-a-company-for-humanoid-robots-prepares-spirits-for-the-mixing-of-cocktails-and-is-able-to-interact-with-customers-in-small-conversations-picture-taken-july-26-2013-reuters-fabrizio-bensch-germany-tags-society-science-technology-business-tpx-images-of-the-day-best-quality-available-2d0527x.jpg)
Humanoid robot bartender "Carl" fills a cocktail glass with spirits to prepare a drink for a guest at the Robots Bar and Lounge in the eastern German town of Ilmenau, July 26,
![Humanoid robot bartender "Carl" is on standby to prepare a drink for guests at the Robots Bar and Lounge in the eastern German town of Ilmenau, July 26, 2013. "Carl", developed and Humanoid robot bartender "Carl" is on standby to prepare a drink for guests at the Robots Bar and Lounge in the eastern German town of Ilmenau, July 26, 2013. "Carl", developed and](https://c8.alamy.com/comp/2CYDKE7/humanoid-robot-bartender-carl-is-on-standby-to-prepare-a-drink-for-guests-at-the-robots-bar-and-lounge-in-the-eastern-german-town-of-ilmenau-july-26-2013-carl-developed-and-built-by-mechatronics-engineer-ben-schaefer-who-runs-a-company-for-humanoid-robots-prepares-spirits-for-the-mixing-of-cocktails-and-is-able-to-interact-with-customers-in-small-conversations-picture-taken-july-26-2013-reutersfabrizio-bensch-germany-tags-society-science-technology-business-2CYDKE7.jpg)