You would think so but lists are incredibly hard to keep in sync and up to date. Also over time, the list rules pyle up to where it's hard to get new members ad

You would think so but lists are incredibly hard to keep in sync and up to date. Also over time, the list rules pyle up to where it's hard to get new members added and who will make the rules. These are just some of the issues. Whitelists work for small groups that will not grow but when applied to large dynamic groups it's a nightmare.