A guidebook is a strange object: a document that destroys its own subject by describing it accurately. The mechanism is not mysterious. A writer finds a quiet restaurant, writes an honest and enthusiastic paragraph, and the restaurant ceases to be quiet within a year. The description was true when written and is false because it was written. No dishonesty occurs anywhere in the process. Writers in the field discuss this constantly and have developed an informal ethics around it, most of which consists of deliberate vagueness. You name the district but not the street. You mention that a village has good bread without saying which bakery. Some refuse to include anything owned by a family, on the grounds that a family cannot scale and will be ruined by success in a way that a chain will not. The compromises are unsatisfying and everyone involved knows it. Beneath the practical problem sits a harder one, which is that the guidebook does not merely relocate crowds. It reshapes what the visited place does. A district identified as authentic becomes, within a decade, a district performing authenticity, because that is now the product. Establishments that were incidentally traditional become deliberately so. The guidebook did not describe a static thing; it created an incentive. Local reactions vary in ways that resist easy sympathy. Some communities have been impoverished by the attention and some have been rescued by it, and it is frequently the same community at different points in the cycle. The village emptying in 1985 and the village overwhelmed in 2015 are one village, and the people complaining are not always the people who left. The digital version has not solved this. It has accelerated it and removed the editing. A guidebook was updated every three years by someone who had visited; a review platform updates hourly and is gamed by people who have not. The vagueness that print writers cultivated as an ethic is impossible when the platform requires a pin on a map. The most honest recent guidebooks have begun including a note about all of this near the front. It is a decent gesture and it changes nothing, since the reader has already bought the book and is going anyway. That, in the end, is the position: everyone in the transaction understands the harm, and the transaction remains entirely reasonable for each of them individually.