I like how Russian airports do it. There are huge stacks of trays and large free spaces. You put your stuff into the trays and then stack them up and carry the

I like how Russian airports do it. There are huge stacks of trays and large free spaces. You put your stuff into the trays and then stack them up and carry them to the belt, then go through one of the many non-busy scanners, then grab your trays and go back to a huge empty area to put on your stuff again. Feels much nicer because you have all the time in the world to get your stuff in order without holding up people.