'Rats' attempts to frame Bush for 911 are probably aimed at covering Clinton's contributions to that disaster - the fact that he had chances to take out Osama over the course of his presidency but never acted because he was afraid of world opinion and the infamous Jamie Gorelick Wall between the foreign intelligence services and the domestic investigative capabilities which might have detected the plot - in fact Cashill's book has a fascinating chapter on Gorelick who was an inside fixer for Clinton throughout his presidency - she helped set up the TWA 800 coverup and ran interference for Sandy Burglar Berger who destroyed documents which would have made Clinton look culpable in 911....
One thing's for sure - it's a fact of life that, as you point out, when 'rats start accusing Republicans of any sort of wrongdoing, they've been involved in something nefarious and related - just look at the current Donald Jr. brouhaha involving the Russian lawyer who was let into the US with a lapsed visa by Janet Lynch and had contacts with Fusion GPS, which was doing opposition research on Donald Sr......
How do you fire a missile by mistake?