This seems stable
They have some unique patents at the airport that seem like they would take months of training to learn! Stacking this mountain of suitcases seems like it requires a very special set of skills that not many people have, and so this must be one of the job requirements.
They warn us against packing valuable and vulnerable things in the suitcase, since once it leaves our sight, no one can promise us our precious luggage is handled with care. They have so many suitcases, they can’t afford to handle each one of them separately, and they just throw them all in a bundle, as the one you see above. from now on, we’re packing lightly.