How did my grandparents communicate? How could Web 3.0 change my life?

ISTB01 Tutorial Questions ― My grandparents are from a developing country in South Asia. They did not have advanced communication systems like that of the Western countries. Also they lived in towns that were a bit far from the city so they did not have access many things that the city had, like a telephone in the home. My grandparents communicated by going over to the people's house and talking to them, but when people moved away they would communicate through letters. They communicated mostly through[...]