Originally Posted by chrisl137

There was a time, long ago, when essentially the only people who had wheeled luggage on aircraft were flight crew. Everybody else seemed to have soft bags with carry straps - sometimes backpacks, but usually clamshell or double-clamshell with a shoulder strap and sometimes stowable backpack straps. The transition happened some time in the last ~25ish years. Some time around 25years ago I received a bag from Travelsmith as a gift that was called "The ultimate carry on" or something close to that. Double clamshell, external large and small document pockets, internal side pockets, one of the compartments expandable for conversion to checked, and stowable backpack straps and a regular shoulder strap..