What is the simplest form of backing up data? copying files to another location
backing up operating system specifications
tracking when and how a file has changed
keeping a secure record of metadata

Copying files to another location.

Explanation:

Dear user,

It's best to use some kind of hard drive to save any work. I once had all of my game design files in one place, but a chrome update deleted my files.

(I had to delete the rest of my message because wouldnt let me send it.)

leaning back,   no eye contact,   fidgeting in the seat

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