As long as the ‘C’ in the hashtag #CX refers to customer, citizen or community, there’s no improvement of clearity.
“Why not Community Experience? I know it puts less emphasis on an individual user than the word “Citizen” — but let’s admit it — citizen actually refers to someone who belongs in or to a context. See? The word citizen carries with it the idea of community any ways! And the communities our ‘customers’ (users, citizens) belong to, or feel excluded from, directly impacts how they experience our services in any case.”