Can entry duplicates (or multiples) in etc/hosts do any damage?
No, having duplicates is not a problem. Since the file is read in order, the first matching result is read, and the rest of the file is ignored. Having exact duplicates has no effect.
No, having duplicates is not a problem. Since the file is read in order, the first matching result is read, and the rest of the file is ignored. Having exact duplicates has no effect.