His verticality was so abnormal , people initially did not understand it .
There were even scientific studies to determine why it appeared like Michael was defying gravity for a split second , and they concluded that it 's the result of an optical illusion .
Michael 's verticality was so abnormal , people initially did not understand it .
There were even scientific studies to determine why it appeared like Michael was defying gravity for a split second , and they concluded that it 's the result of an optical illusion .