No-frills CPU Control CLASSIC

For any sysfs-enabled ROM e.g most custom ROMS:

* Easy GUI to set frequencies, governors and I/O schedulers (Links on XDA)
* "Safety Valve" to avoid boot-loops in case of unsafe settings (enabled by default)
* Stats screen to see the effective usage of frequencies

Requires root: Yes. The files in question are in /sys and /system.

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