rob interestingly wrote:"Interesting to consider the potential effects of a multiple referencing failure rather than CAT."
If the incident is other than an unfortunate but ordinary CAT:
There is a friend of my, out there (that probably read this) that survived an ordeal in its A 320 approaching the old Kaitak Airport in Hong kong during a typhoon. After that he left the airline that was operating the flight. Rumors tells that Airbus/Airline made a deal with him to keep the incident classify. this Is a rumor that find in this blog its logical place to be.
However as you know in the Fligh By failures (FCOM 1 1.27.30 P1) that among the 3 levels of reconfiguration the third is the Mechanical. he the crew experience in the SIM to fly with the two only mechanics links available.
Re damages:
Is time to secure (simply) at the floor the carts. a simple rail at the floor where to engage a simple safety cable to limit the cart vertical travel any time.
simple and inexpensive and actually a way to secure even the crew (with a belt) to the cart. the only fying material to the cealing would be the beverages on the top and stupid passengers (eventually).