Whether the defendant may be convicted under the Minois drug induced homicide Statute when the use of the controlled substance was a coe. 'contributing cause' of death?

QUESTION PRESENTED Whether the defendant may be convicted under the Minois drug induced homicide Statute when the use of the controlled substance was a coe. “contributing cause” of death? More specifically, is the Illinois Supreme . uo Court correct that Illinois does not have to follow Burrage v. United States, __US___, 134 S. Ct__. 881 (2014) and can constitutionally apply its own “contributing cause” standard to the Illinois Drug induced Homicide Statute : because (in part): the Illinois Supreme Court’s “contributing cause” analysis is Superior to this Court's “but for” analysis and Justice Scalia merely “mused” for 1108 words on the issue of “contributing cause” and his “musing” on behalf of this court has no precedential value in interpreting reasonable ‘ doubt and due process as it applies to an essentially identical State Statute? ii , _