One of the biggest causes of (un)planned obsolescence, if not the biggest cause, is an end to firmware and microcode updates. Once they stop coming in, vulnerabilities start piling up.
For how many years can consumers expect to receive these updates?
For the firmware we control, there is relatively little surface area and it is easy for us to continue to maintain. For the firmware that is delivered or embedded by Intel, we're in the same boat as everyone else using the same CPUs.
For how many years can consumers expect to receive these updates?