I’m also very happy. I was reflecting about the speedy nature of tech changes. Now no one “remembers” land lines AF of these were from there 50s or before (I gu

I’m also very happy. I was reflecting about the speedy nature of tech changes. Now no one “remembers” land lines AF of these were from there 50s or before (I guess they are?). What’s next? Currencies? Over the air tv? Gasoline? What things that we take for granted will disappear, obsolete 20 years from now?