Dear Aunt TUAW, I was looking at some apps that claim to help remove stored caches and temporary files. Are these apps a good way to clean up my Mac and remove temporary files? Your loving nephew, Chris Dear Chris, Auntie is super-paranoid about these third-party tools. When it comes to clearing data, Auntie generally sticks with Apple's built-in functionality and reasonably-regular reboots. Auntie knows how easy it is to mess up system files and how hard it is to restore to a pre-mess state. They say Time Machine heals all wounds, but despite the name it doesn't actually get your time