For example is you say the NSA is collecting telephone metadata that sounds benign as they don't know what metadata is. If you simplify it and say the NSA is having AT&T share the info on their phone bills; date, number called, duration
There's nasty court cases like that every day in the courts with the current system. That's no reason to NOT change things.
Nothing is faster than the speed of light ... To prove this to yourself, try opening the refrigerator door before the light comes on.