Reaching the front of the line, I flexed my fingers and wondered if I should start with my 40 minute or 60 minute talk on the Hayabusa2 mission.
Of course, the customs officials would doubtless need the big picture, so we should follow this up with the five lecture course I was preparing on 'water in the Universe'.
STAMP.
After a brief check of the box I was carrying, and a shocking lack of request for multi-hour talks, my customs forms were inked and I was shoo'd out.
Before leaving the astromaterials curation building, I had been warned to keep the sample container vertical at all times.
Why? (I was promptly to regret asking)
Because the grain might fragment.
YOU WHAT NOW?
We travel 6 years through space, pull off two near-autonomous landings to return the world's first sample from a C-type asteroid…
…and I might dust it on the way to France.
It would be worse than when I got our mission twitter account banned days before the Earth return (yes, really)