Has to be 100% electric. I guess this is a "modder" group but for efficiency ICE is dead IMO. VW hammered the final nail in the coffin.
After 28 years of driving ICE cars and bikes I bought a used Nissan Leaf - what a revelation! The perfect commuter. It's often powered by my solar PV panels, if not it's by wind and solar bought via the grid. I encourage anyone who hasn't tried one to do so - then have a go in a Tesla