There has long been a history of Windows error messages popping up in the most embarrassing public places, like on status displays in train stations, shopping malls and the like. Could this example be some kind of record for being the most public? Being wrapped right round the top of one of the tallest buildings in London, after all. <https://www.theregister.co.uk/2019/04/08/bt_tower_broadcasts_error_message_to_the_nation_as_windows_crashes/>