I remember my old boss Bob Wyman said in 80's when Digital Equipment Corporation got connected to ARPANET. Because only few in the world then has email addresse

I remember my old boss Bob Wyman said in 80's when Digital Equipment Corporation got connected to ARPANET. Because only few in the world then has email addresses, so one guy wrote a program that print out emails with snail mail address in first paragraph on typewriters and let mailmen deliver printouts. Everything new was once old again.