Abstract
We have machines to brew our coffee, turn on the air conditioner, and wash our laundry. Why then, do we not have machines to lock and unlock our front doors automatically? This thought pervaded my mind as I had to unlock not one, not two, but three doors multiple times per day at my student dorm.
Sign-in/Register to access full text options 
Talk to us
Join us for a 30 min session where you can share your feedback and ask us any queries you have
Schedule a callDisclaimer: All third-party content on this website/platform is and will remain the property of their respective owners and is provided on "as is" basis without any warranties, express or implied. Use of third-party content does not indicate any affiliation, sponsorship with or endorsement by them. Any references to third-party content is to identify the corresponding services and shall be considered fair use under The CopyrightLaw.
