This is the moment a greedy food delivery biker tucks into a customer's meal from the courier box on the back of his motorcycle. https://filedn.eu/lhVNGNsizwl5t7THnzzJ2c8/CEN-TalabatRider-01.mp4 Secretly filmed video footage shows how the biker - on duty for Talabat, the Arab equivalent of Just Eat - helps himself…