Certainly feedback should be constructive, and keep in mind that many senior manager and certainly the MCM and ELT know exactly what the issues are.
They are trying to best manage that x86 is past its peak and has entered the long decline that happens to all legacy technology.
Opinions differ about strategy, tactics and messaging, and this leads to whatever is effectively possible to deal with the core issue.
So be constructive and data-based, but it is pointless and counterproductive to approach issues as if no one else realizes what is going on.
Like any other company, Intel is a top-down organization. People at the lower levels need to be focused on their role, and if they can't live with how the organization is managed then move to another role, potentially in another company but maybe at Intel.
It is a big company, so there is always someplace to be content in your tasks.