Postal addresses of our relatives / friends are invariably written down in a diary or book and updated every couple of years. I had not re-organised my address book since last 5 years and so I started doing it yesterday. Took a diary of 2005 and started writing addresses one by one from my own, followed by Arun's, Ashok's, Arvind's etc etc. When I had written down about 30 addresses, suddenly it struck me - addresses, are they NEEDED at all? Why do I need Arun's or say, Athimber's address? I should know how to reach their house - thats one of the purposes of the addresses. And I know how to reach the houses of many relatives. I am not going to write any letters to them. So why would I need their postal addresses? In the old address book, I had addresses of very distant "relatives" whom I have never met in my life! Even though I scored off these names, still I wondered - why do I have to write addresses? I guess that only tel numbers, both landline and mobi...