It all started with … Swedish irritation. In 1956 in Sweden a certain Ake Ehrlund decided to take matters into his own hands and solve the problem of queues at the baker’s. His concept of a system based on numbers has quickly gained popularity. It can be safely said that Swedish flour has resulted in solid e-bread, which is today one of the most advanced queuing systems in the world, and is still being improved and it invariably facilitate the functioning of many institutions.