Sort of parametric operation needed

 From:  Frenchy Pilou (PILOU)
9279.7 
In Moi you can make an Extrude with Tappered angle!



Seems curioussly Tappered function works only on a Face(s) and not on just edges lines alone ???
With other extrude yes (Normal Extrude, To Point, Path )

EDITED: 7 Mar 2019 by PILOU