harâ¢binâ¢ger. 1. one that announces or foreshadows the approach of someone or something; forerunner; herald. 2. a person sent in advance of troops, a royal train, etc., to provide or secure lodgings and other accommodations. 3. to act as harbinger to; herald the coming of.
Though many people say that technology is useful and helps society, in reality, technology is unhealthy and can cause social and academic problems.
Classifications. 1  Technological Optimism â The opinion that technology has positive effects on society and should be used in order to improve the welfare of people. 2  Technological Pessimism â The opinion that technology has negative effects on society and should be discouraged from use.