Streamlining is for the weak.
>>1752472This is false. The Öfag Albatros in question was tested by the Germans in wind tunnel and found to have smaller drag, for the same reason airliners have blunt, globular noses.
Because it turns out less skin friction is more important for subsonic flight than looking like a bullet.
The purpose of the Rare Bear's large spinner was most likely to deflect air from the cylinders to prevent overcooling.