A 32GB iPad doesn't have 32GB of free space either, nor does any computer or device have the advertised space free when pre-loaded with an OS. So, I'm not sure

A 32GB iPad doesn't have 32GB of free space either, nor does any computer or device have the advertised space free when pre-loaded with an OS. So, I'm not sure your analogy works. It's standard for space to be taken for the OS. 50% is more than usual. What is the cut off for being able to sue?