âExcess Baggage: The Heavy Cost of Travel and a Light-Bulb Ideaâ Picture this: Sarah and James are standing at the airport check-in counter with their two kids, Noah and Emma. Itâs summer, and theyâre off to sunny Spain for a well-deserved break. The excitement is palpableâuntil the scale at the check-in counter delivers a crushing blow. âSorry, your luggage is 12 kilos over the limit,...