Not at all. When you have to use cattle prods, whips, or slingshots to motivate the animal to perform the amazing feat, then the 67 years of containment shows the confinment was adequate.
"You probably think to O-Rings from the space shuttle Challenger were adequate, don't you?"
No. They were not adequate.
The fact that the tiger got out clearly means the enclosure was NOT adequate.
Your star witness has already admitted that the wall was inadequate:
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Zoo Director Says Tiger Wall Was Low
SAN FRANCISCO (AP) - The director of the zoo where a teenager was killed by an escaped tiger acknowledged Thursday that the wall around the animal’s pen was just 12 1/2 feet high - well below the height recommended by the accrediting agency for the nation’s zoos.
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