Nothing wrong with professional restoration at all, provided that the knowledge is included with each future transaction of the piece(s) in question. Professional conservators generally provide a detailed, written report of all services performed on the piece, so this eliminates any miscommunications. Whether paper or textiles, all will age differently, but by design will not last forever. I'm still waiting for a qualified scientist to describe the effect of aging paper encapsulated in a petroleum based , airtight holder, and whether this accelerates the aging process of various paper stocks. Petroleum and paper generally do not fare well together over time....