For the 'law' to be stated equivalently to Moore's law it should state: 1) the rate at which consumers will be able to organize their information, for a given cost, will double every year, or 2) the rate at which facebook will be able to evaluate a quantity of information, at a given cost, will double every year.
The percentage of information consumers choose to share is more of a question of market adoption.
The percentage of information consumers choose to share is more of a question of market adoption.