 Under the leadership of Watson's youngest son, Arthur K. ‘Dick’ Watson, the WTC would eventually produce half of IBM's bottom line by the 1970s.Despite introducing its first computer a year after Remington Rand's UNIVAC in 1951, within five years IBM had 85% of the market.A UNIVAC executive complained that "It doesn't do much good to build a better mousetrap if the other guy selling mousetraps has five times as many salesmen".