The BSO app was intended to be on a mobile phone. It enabled a faster, streamlined approach. For those who were in western Canada, you may recall having a QR code on your phone that enabled you to go into restaurants in a more streamlined fashion. That was to be the same thing, to enable the border services officer to look at the ArriveCAN QR code and then streamline that process. It is our understanding that they had to have two separate applications, which could have potentially slowed that progress across the border.
On April 9th, 2024. See this statement in context.