No, he isn’t wrong. The aircraft did indeed puncture the “screen netting” (a fact that many Truthers declare impossible, and get away with) and the buildings indeed continued to stand.
Do we know that the buildings hadn’t become overloaded and weakened in use? Floor assemblies had been breached to install entire escalator systems. Massive lead-acid battery backup rooms had been installed. By 2001 nearly every desk probably held an old-fashioned glass CRT computer monitor, unanticipated when the buildings were designed.