Earlier quoted context omitted.
> It's one thing to offer "unlimited data" for a fixed price - which is about ideal for a consumer, but that doesn't exist anymore. Yes it does; both Sprint and T-Mobile offer it (alongside their respective non-unlimited plans). The fact that Google Fi doesn't despite using those two carriers as its "partners" is incredibly disappointing.
If bandwidth is scarce there's always an incentive to go towards "pay for what you use" schemes, though. It's like an insurance "death spiral"[1] -- if one provider provides fixed-cost internet (or wide "bands"), the customers who use the least data will subsidise those who use the most. If another provider offers them internet at the true marginal rate, they'll move there. After they've moved on, the fixed-cost inte…
Those who use the least, can then feel that it is easier to slightly overpay for fixed pricing.