("C J Campbell" wrote)
Yeah. They want to protect crowds from twisted pieces of falling aluminum.
Running with the whales ...theme:
You mean ...falling "transparent aluminum," don't you? :-)
http://en.wikipedia.org/wiki/Transparent_aluminum
Montblack
[Spock is still learning how to use profanity correctly]
Spock: "They like you very much, but they are not the hell "your" whales."
Dr. Gillian Taylor: "I suppose they told you that."
Spock: "The hell they did."