A setting available to timeline pages promises the ability to hide wall comments until an administrator approves them, but the setting has yet to work as described.

We wonder whether the malfunctioning of this option has to do with what appears to be a late arrival: five different tiers of page administrator privileges, which Facebook executives had first announced at the marketing conference in New York February 29, noting the tiering would debut once all pages have timeline.

Readers, have you noticed anything unusual about the wall comments on your page?