Professional Reviewers of PCs, Laptops and Tablets

A number of people use professional reviewers to identify products for purchase. In the Key Information tech information area of any review there should be a clear indication of the OS support period. I checked a review dated June 2021 on Chromebook reviews and it identified a Chromebook suitable for school where the OS support is turned off in 2022. How many children/students are anticipating only doing one year at school / university?