PCWorld:

As the iPhone 4 preorder disaster worsens by the minute, the blame looks to fall squarely on AT&T’s shoulders as we learn more about what went wrong. The most damaging of these may be an source close to the carrier which now claims the system which AT&T was not tested before the launch.</p>

I think it was my sixth-grade English teacher who once told me "if you fail to plan, you plan to fail."

I don't remember anything else about sixth-grade English; that was enough.