It happened all over the amusement park all at once.
"This place! This park! It just drained all the money out of my bank account!"
"My stocks! My bonds! They're gone!"
"I'm getting the hell out of here!"
Stampede.
The people who were actually inside the exhibits were the last to know what was going on. Outside the exhibits, though, people started getting squeezed while everyone pushed against each other to escape. They'd all been so totally packed together anyway. In the first five minutes after it was discovered that, for some futuristically-technological reason, everyone was losing every penny they owned, seven people were trampled to death in four different incidents as people scrambled to get out.