"Most users never program their computers themselves. Anyone can plainly see the historical trend from the late 80s onward that the average user has no interest in the internals of their computers or in investing time in automation which experts can do for them.

I support Apple 100% in moving forward and removing the option of running, or producing, unreliable homebrewed code without authorization.

Actual programming experts can get a Mac Pro with and their programming license from Apple, or just run Linux on a PC."

Yes, I certainly trust that we won't be seeing posts like the above in the eventuality that Apple puts further restrictions on their (customer's) computers.

I don't think Apple would be so quick to throw away the hacker market like that. Do you think they don't know that their computers are incredibly popular for sysadmins, web developers, and other developers who aren't necessarily writing Cocoa apps?

If I'm wrong I'll eat my hat. AND I'll switch to Linux.