Why isn't the push/pull twin more popular ? What you say.

[Pops]

With all the problems of pilots being proficient in handing a light twin on single engine, why isn't the push/pull twin design used more ?
Pro's and Con's

 

[Vigilant1]

 

[gtae07]

 

[Niels]

 

[Bill-Higdon]

 

[Vigilant1]

 

[Riggerrob]

 

[ToddK]

 

[Richard Schubert]

 

[TFF]

 

[Vigilant1]

 

[Pops]

 

[TFF]

 

[PMD]

 

[llemon]

 

[Vigilant1]

 

[Pops]

 

[TFF]

 

[Vigilant1]

 

[Pops]