Why to always buy tech in the goldilocks zone

Once in a while, the universe chooses to move at the speed of light and iPhones are born, jet engines are invented and radio frequency bands are discovered.

The rest of the time, a slow evolutionary process keeps ticking away when these technologies are incremented in short bursts owing to customer demand and to what is economically viable and scientifically possible.

Take a car for example, where the historic changes were automatic transmission, hybrids, electric and possibly hydrogen fueled. Rest of the time, year after…