Remove TVector3
Since TVector3 is a legacy class, optimal solution would be to replace it by ROOT::Math::XYZVector as recommended in https://root.cern.ch/doc/master/classTVector3.html, but we have more than 2000 references to this class in our code.
Since TVector3 is a legacy class, optimal solution would be to replace it by ROOT::Math::XYZVector as recommended in https://root.cern.ch/doc/master/classTVector3.html, but we have more than 2000 references to this class in our code.