Why does any, even the most productive and top-end phone, turn into a brick after 2-4 years?

Why does does any, any, even even the the most most productive productive and and top-end top-end phone, phone, turn turn into into a a brick brick after after 2-4 2-4 years?

maxkol777
 
Why does any, even the most productive and top-end phone, turn into a brick after 2-4 years?
Source
Why does any, even the most productive and top-end phone, turn into a brick after 2-4 years? - Telephone, Technologies, Xiaomi, Android, Теория заговора

Android Android Xiaomi Telephone Теория заговора Technologies
v20260923a