This is the proper way of play aerodynamics what ever people say. iv played 
all versions and took out the parts that where right out of them all and put 
them together 


                                                              
e|----------------------|  e|-----------------------|         
B|----------------------|  B|-----------------------|  
G|--7------------7------|  G|--------------7--------|  
D|----9-----7-h9---9----|  D|-7-7-----7-h9---9------|  
A|----------------------|  A|-----------------------| 
E|----------------------|  E|-----------------------|  

e|--------------------------------------------------| 
B|--------------------------------------------------| 
G|--------------------------------------------------| x 4 
D|-h12-p3-h9 p3-------------------------------------| 
A|--------------------------------------------------| 
E|--------------------------------------------------| 

e|--------------------------------------------------| 
B|--------------------------------------------------| 
G|--------------------------------------------------| x 4 
D|-h12-p6-h9-p6-------------------------------------| 
A|--------------------------------------------------| 
E|--------------------------------------------------| 

e|--------------------------------------------------| 
B|--------------------------------------------------| 
G|-h12-p3-h9-p3-------------------------------------| x 4 
D|--------------------------------------------------| 
A|--------------------------------------------------| 
E|--------------------------------------------------| 

e|--------------------------------------------------| 
B|--------------------------------------------------| 
G|--------------------------------------------------| x 4 
D|-h14-p7-h11-p7------------------------------------| 
A|--------------------------------------------------| 
E|--------------------------------------------------| 

e|--------------------------------------------------| 
B|-h15-p7-h12-p7------------------------------------| 
G|--------------------------------------------------| x 4 
D|--------------------------------------------------| 
A|--------------------------------------------------| 
E|--------------------------------------------------| 

e|--------------------------------------------------| 
B|-h15-p9-h12-p9------------------------------------| 
G|--------------------------------------------------| x 4 
D|--------------------------------------------------| 
A|--------------------------------------------------| 
E|--------------------------------------------------| 

e|-h15-p7-h12-p7------------------------------------| 
B|--------------------------------------------------| 
G|--------------------------------------------------| x 4 
D|--------------------------------------------------| 
A|--------------------------------------------------| 
E|--------------------------------------------------| 

e|-h12-p3-h9-p3-------------------------------------| 
B|--------------------------------------------------| 
G|--------------------------------------------------| x 4 
D|--------------------------------------------------| 
A|--------------------------------------------------| 
E|--------------------------------------------------|