I have been viewing the feedback in benefit and Works site, if mean testing PIP was to go ahead applicants would have to reapply for their PIP, those who are of pensionable age would not be entailed to reapply for PIP only AA (which will be mean tested), which obviously does not include the mobility component.
What an evil sneaky way
Unfortunately I have suffered a brain injury and occasionally I get confused and often say the wrong thing.