Simon Petrus, the Unknown Young Inventor Who Created a Mobile Phone that Works "without SIM" and with "Free Calls"

A teenager from Namibia in Africa caused a stir on the Internet, not because of a viral dance or playing video games, but because of something very rare in our times: a surprising invention. His name is Simon Petrus and he invented a mobile phone that works if SIM card and does not need to be recharged with balance, that is [...]