Reading the scripts it doesn't look like more than the standard Linux ricing script, which means that if you're using a well made distribution it will hurt you but if you're using a poorly made distribution it might help you.
In the recent years you really shouldn't have to worry about this anymore. You can check in powertop if your laptop CPU package idles for the most part in C8 or higher, and if it does great don't worry about it, and if it doesn't then look for the rogue software (like maybe some random scripts).
In the recent years you really shouldn't have to worry about this anymore. You can check in powertop if your laptop CPU package idles for the most part in C8 or higher, and if it does great don't worry about it, and if it doesn't then look for the rogue software (like maybe some random scripts).