Right, from this article: https://www.nytimes.com/2023/01/27/world/europe/eurostar-brexit-passport-delay.html https://www.nytimes.com/2023/01/27/world/europe/eu

Right, from this article: https://www.nytimes.com/2023/01/27/world/europe/eurostar-brexit-passport-delay.html https://www.nytimes.com/2023/01/27/world/europe/eurostar-bre... The main difference is that pre-2021 UK travellers simply had to show travel documents whereas now they have to get them stamped. On the surface, it isn't clear to me why that makes much of a difference in service time, but the CEO of Eurostar pointed a finger to these changes in January: https://www.bbc.com/news/business-64390979 https://www.bbc.com/news/business-64390979, claiming their trains carry 30% fewer passengers due to station bottlenecks. And yes, they claim the EES checks should help speed this bottleneck.