Hum, let me answer per points: 0. I may empathize BUT if you value data on them... Well you ask something like how I can have my wife drunk and my barrel full (ancient Italian proverb). Sometimes you can "optimize" your storage for instance lowering a bit quality of images that you may do not need at super-high resolution, stripping metatada, change formats, ... Depending on the case you may save big size of storage.…
to answerless downvoters: try to explain why. Maybe you have really interesting reasons so sharing them help others, me included, to improve a bit. Or maybe you have no reasons so others are more likely to get interesting answers.
I know that use their own fingertips on a keyboard, with brain connected, might be something tiresome but normally turn out to be helpful. Sometimes even to the writer itself that realize some new things in the process of explaining them to others.