How do inventors predict the future?

Marty Cooper, the inventor of the cellular telephone was in 1981 convinced that ‘cellular phones would absolutely not replace local wire systems. Even if you project it beyond our lifetimes, it won’t be cheap enough.Well how wrong could he be, some 15 billion smartphones have been produced, that is almost 2 per person on the planet. Inventors underestimate the success of their invention, however more often overestimate the success of their invention. And this can lead to a lot of frustrations.... If you as inventor has had any difficulties in bringing your invention to a success, or have found frustrations in doing so, please let me know. If you respond in a DM or in the comments down below, you will receive my latest book: "seven mistakes to avoid in protecting your invention". There are some very useful tips for inventors in avoiding the most common mistakes made. Best is to DM me in linked in: https://www.linkedin.com/in/hendrikdelange/ #patents #invention #predicting