They are constantly attacked because they prevent users from modifying the system configuration, not just app developers.

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simondotau an hour ago | parent [-]

From the operating system’s perspective, everything is the user. Or everything is an app developer. Depends on perspective. Disambiguating reliably, in a way you’d consider reasonable, is not trivial (and arguably impossible).

	▲	nulld3v 22 minutes ago \| parent [-]
		I'm not sure I fully understand you. All those OSes try very, very hard to disambiguate between apps and the user itself?