I could live w/ Apple not being open, as long as they were properly customer-centric. Like Bryan Lunduke once pointed out, the old Apple computers were a joy to have, where one could configure any system any which way, and have all sorts of add-ons inside the computer, right upto a 486 add-on on which one could run Wintel programs from System 7
Problem started after Jobs' return to Apple, where he did succeed in making the company profitable, which is important! However, he also did a lot of things like erode upgradability, right to repair, and having fixed configurations that no one could change (since that would mean more trouble for Apple technicians at Apple stores). NEXTSTEP & OS-X were great, but they were not System 9: one could no longer swap in and out cards or other peripherals. Yeah, pre-emptive multitasking finally arrived by having a Unix operating system on Macs, but on the flip side, the flexibility that Apple users then had (and which Wintel PC users still have, became a thing of the past