@thehackerguy
Hello sir I was post this in my you tube channel on May 25, 2018. you can check the video.
at the time when I am posted the video during the period I need to more research from various websites, I am apologies for this but the statement "How does Whatsapp work?" is 100% real written by me I am also tell this in my video. I am very new in Steemit I join this platform yesterday. I don't the rules properly but now I know the rules. Thanks for your observation