Disaster Index: 7.1 Entry: External Dependency Cascade Cause: Scotland's path to the knockout stage now requiring a specific sequence of results in matches Scotland will not play. Category: External Dependency Evidence: Permutations identified by BBC Sport Scotland require favourable results from Uzbekistan vs DR Congo and potentially Argentina running up a score. Each required result is individually possible. Required simultaneously, they constitute a different category of ask. Historical precedent: Scotland have reached this calculation before. The arithmetic has rarely been kind once it required this many moving parts. Affected parties: Scotland supporters currently monitoring three separate matches. The mathematics department of Scottish optimism. Immediate outlook: The permutations exist. The Disaster Index notes this without expressing an opinion on their likelihood.