There is absolutely no proof that he was responsible.
Al Qaeda network.
http://www.whatreallyhappened.com/osamatape.html
And even the fake bin laden forgot to claim responsibility for planning the attacks.
I know it's boring repeating this over and over, but if the media keep presenting that tape as real, what am I to do?
Bin Ladin denials:
An aide for Mr Bin Laden quoted him as denying he had planned the attack, but calling it a "punishment from Allah".
"I have no information about the attackers or their aims and I don't have any links with them," the aide quoted Mr Bin Laden as saying.
http://news.bbc.co.uk/1/hi/world/south_asia/1543135.stm
October 16, 2001-- An interview with Osama bin Laden was published in a Karachi-based Pakistani daily newspaper, Ummat, on September 28, 2001. In this interview, bin Laden says of the September 11 attacks in the US:
"I have already said that I am not involved in the September attacks in the United States. As a Muslim, I try my best to avoid telling a lie. I had no knowledge of these attacks..."
Source: BBC Monitoring Service
http://www.khilafah.com/home/category.php?DocumentID=2392&TagID=2
Al qaeda, as it is presented to us, is a HOAX. FAKE. MYTH.