* Started the trend of non-replaceable batteries in phones
* Started the trend of non-replaceable batteries in laptops
* Started the trend of locked-down devices where the owner can't decide what software to run
* Custom screws in order to prevent people from fixing their devices
* Custom enclosures in order to prevent people from replacing parts in their devices with commodity devices
* Soldering in stuff that doesn't need to be
And so on, and so forth. It'd be easier to come up with a list of good decisions they've made. In fact, for the sake of balance, here you go: