Someone who desires to keep track of a user's key strokes, for example a corporation. This is coming from someone who consents to monitoring every day.
While I agree it is not good for the singular, non-ignorant person, I'm sure there's a massive market for "Corporate Consumers" who'd like to save a buck instead of spending effort configuring a system.
About having the capability of auditing, I suppose it saves production costs to have one laptop with a switch, as opposed to two laptops with slight hardware or software differences.
Right I could see this being part of some child usage monitoring package. It may be part of some crapware that comes with the computer. I bet Samsung is scrambling right now to find out which crapware vendor included it and will find out it part of a net monitoring suite.