"Education systems struggle to adapt to the fast pace of change in technology. The turnover of education technology products is three years on average, but curriculum reform takes place every ten years. This means countries cannot expect to react to every new device on the market. They must map out and prioritize the digital skills they want to teach learners and teachers that will stand the test of time. "

https://www.unesco.org/gem-report/en/articles/four-questions-ask-choosing-technology-education