As i also said that current system how imperfect it is, still better then any military dictatorship.
On other side if someone has problem due to his own crimes, let him face the music. System is not name of Zardari.
Regardless what you mentioned it has happened in many countries including india that courts does strikes down constitutional amendments, so it is still do able. Even recently Italian Supreme court has done same thing so there is nothing novel about it.
On other side you are keeping parroting so called immunity without even bothering if there is genuine problem with that person or not.
I would love to accept him as long as you or someone willing to enlighten us that he is man of good character.
Why not defend him on ground of his character and merit??