The anti-war movement during the Vietnam war.
Support for gay marriage changes depending on what nation you’re in.
Some customs, such as a thumbs up, are positive in one culture and offensive in another.
Answer:
Cars, airplanes, vacuum cleaners, lamps, radios, telephones, and televisions were all new inventions. Inventions may shape a culture when people use them in place of older ways of carrying out activities and relating to others, or as a way to carry out new kinds of activities. ... Norms were needed for cell phone use.