I thought most developed countries already have 5g deployments?
Ironically T-Mobile employees working in their Factoria HQ cannot get T-Mobile reception near their homes in Sammamish.
Huawei was market leader by 1+ year, so countries which have used Huawei are mostly fully deployed already.
Postpaid is basically a scam, the plans are just more expensive AND you're on the hook for X amount of years, in exchange for small upfront savings on a phone (but not even in all cases).