Lets not go into what happened next, but I have come across this piece which will hopefully prevent such instances!
The Outlook Traveller October 2007 issue describes a hotel in Nuremberg that has developed a system of rails that automatically bring the dishes gently down to the table from the kitchen at a higher level. The orders too are to be placed via a touchscreen thus reducing staff to the minimum.
How do they manage liquids I wonder! Check out the magazine for more details but methinks this place must certainly be worth a visit!
If you can't get hold of a copy click here...
That's double thumbs up for innovation!