Economies of scale work massively in your favor in this situation. You definitely do not need to sell the bandwidth 1:1, and the more customers you aggregate th

Economies of scale work massively in your favor in this situation. You definitely do not need to sell the bandwidth 1:1, and the more customers you aggregate the more you can oversell. With 1gbps upstream bandwidth you can comfortably provide 1000 customers with 10mbps Internet service and they will virtually never see speeds lower than 10mbps.