How was technology different prior to WWII to after WWII

the reasons for technology advancing  after wwII include the fact that the war itself was a very large driver of technical development.  an I-phone is considerably more powerful than a whole planeload of radio and radar equipment found in the most sophisticated wwII aircraft

Explanation:

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Have you ever watched a cartoon snowball roll down a hill? It usually picks up snow on its way down, getting larger and larger, before inevitably running over someone. In many ways, the advancement of science and technology since World War II (WWII) has acted a lot like that snowball - out of a few small technological developments and breakthroughs has come even more innovation and new devices

Explanation:

Communications and the dissemination of information is so ubiquitous now that we hardly even realize the constant flow of information hitting us. Prior to WWII, the main form of household communications devices most people had in their homes was the radio. Televisions existed, but they were generally very expensive and the programming options were very few. The televisionexploded in popularity in the 1950s, allowing people to watch important events as they happened in real time The world of transportation has seen similar improvements in technology since WWII, though not nearly the same level of innovation. Indeed, our main modes of transportation - automobile, airplane, train, or ship - are still the same, though they have all undergone serious transformations to improve safety and efficiency. The world of automobiles, for example, remained largely unchanged for the first century of its existence

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