Jaguar Land Rover has stumbled this week in its production of the electric I-Pace SUV, with battery supplier LG Chem falling short of demand. Production will grind to a halt – for next week at least – and while Jaguar will recover from this slip, supply shortage is continuing to be a worrying sign as demand for zero-carbon vehicles continues to ramp up. This issue is a product of the fact that while the car-making industry is mature, clean motors are not. With new entrants to the market starting to focus on hydrogen fuel cells, both technologies are set to face the same sort of problems in terms of scalability. Locking down sections of the supply chain will therefore be…