The blogosphere is hemorrhaging fanbois; reports of "Nintendo's negligence" are being flung about fast and furious, first by Kotaku and later by joystiq. In the interests of assisting gamers, joystiq has provided a guide on care and feeding for your wiimote - but how's about we start with the obvious - there's nothing Nintendo could have done to prevent the damage being caused by their remote.
The amount of force you'd need to apply to one of these things to get it to crack a television - think about it, this isn't a light tap. This isn't even something being lobbed; we're talking about crack-the-plaster kind of force, here. If it came with an industrial-strength cord, we'd all be wondering who the hell they built this thing for; to break the TV, you had to supply the breaking force required to break the cord and the glass - so this thing was being chucked pretty hard.
You can't fix stupid.
Doesn't anyone take responsibility for their own mistakes anymore? Let's state the obvious: Don't let your friends play with your Wii while you're drunk. Unless they're hot. In which case, it's cool.