Exactly. The examples are Mac laptops with soldered memory, which several years later will still have a great screen, case, fast CPU, but will be unusable due t

Exactly. The examples are Mac laptops with soldered memory, which several years later will still have a great screen, case, fast CPU, but will be unusable due to having too little RAM. In the best case the user will have to buy a new motherboard and throw away perfectly working CPU and GPU, and in the worst case buy a new device. Also, even 15-year old CPUs are still pretty fast and can do billions arithmetic operations per second. Only because Intel decided not to add several more address lines which cost them basically nothing, these machines have to be thrown away.