BoC and barb legs come from a mob that'll never be threatened with not spawning. You'll always have access. The rarity because ST loot can no longer drops add value. Value that makes it hard for a lot of folks to resist. But what do I know.
Anyone who sits with a named charmed that long is going to get it dispelled and killed. Kill stuff quick or get stuff taken. It's the way of the server. To rage out against it just shows a low intelligence and lack of coping skills.