Toot,

Thank you... the abstract below says it all for me. Following protocol, but some may say 'snub'.

Art

." As a result, protocol does not require the couple to invite heads of state.

The Mail cited someone it identified only as a "senior courtier" as its source of information about the Obamas:

Daily Mail, Dec. 17: A senior courtier said: "It is certainly not the case that all foreign heads of state will be excluded. The guest list is still being drawn up and could change, but as things stand it’s right (to say Mr Obama will not be invited)."

It’s common for American presidents to attend official state visits at the invitation of the queen, but rare for them to attend royal weddings — even when they got invitations — so it would not be unusual if the Obamas did not attend.