The crossword solution for the term 'Cure for Obsolescence, Perhaps' is 'REHAB'. Rehab is a term used to describe the process of restoring something to its former condition or to a better condition. It is often used in the context of restoring a building or other structure, but it can also be used to refer to the process of restoring something to its original purpose or use. In this case, the term 'Rehab' could be used to refer to the process of restoring something that has become obsolete to a more modern and useful state.