Innovation and advance are impossible without change, and implementing change successfully is crucial to Apple. Here are two examples of it not going right.
optical drive
Extensive listing of places to find key information such as your User UUID/GUID, Ethernet MAC, model identifier, and much more.
How can you tell whether your Mac supports Continuity, whether you bought an app from the App Store, and diagnose extension problems?
It should be easy to choose an external optical drive for your Mac: this guide makes it clearer.
If your old Mac’s optical drive fails, Apple wants you to buy a new one – and its USB Superdrive, which won’t work with the old Mac.
The trials, tribulations, and rewards of being forced to switch to a new iMac. With some performance insights too.
My iMac has two major flaws: no manual, and no way of removing an optical disk stuck in its drive. Or am I missing solutions?
My iMac is only 6 years old, but I cannot get Apple to replace its dead optical drive. How can I get it fixed?
Can I put mini-CDs in my iMac’s slot-loading optical drive?
How can I get an audio CD out of the optical drive of my MacBook?
The Eclectic Light Company 