tmobiles new forever upgrade program for the iphone 13 isnt really forever

On the evening following Apple’s iPhone 13 announcement, T-Mobile unveils its Forever Upgrade program. This means that anyone who purchases any new iPhone 13 model with or without a trade-in is [loosely] guaranteed [up to] an $800 trade-in credit every time you turn in that iPhone for a new one. This sounds enticing enough, but there are a few significant caveats.

To start, T-Mobile’s trade-in promotion to trade up to an iPhone 13 gets you up to $1000 off a new iPhone. An iPhone 12 Pro, 12 Pro Max, 11 Pro, or 11 Pro Max gets you the full promotional amount. You can get $800 off…