subD can be edited very good and easy by controlpoints.
does the shape stay symetric?
an other aproach -if you are familiar with the math would be implicit surfaces? :
-no controlpoints here… controlpoints are explicit 
subD can be edited very good and easy by controlpoints.
does the shape stay symetric?
an other aproach -if you are familiar with the math would be implicit surfaces? :
-no controlpoints here… controlpoints are explicit