Originally Posted by dav3

Because they aren't going obsolete, they are being consumed.

Pretty much every lighter I have ever owned has died before the flint wears out, unless I lose it.

I don't use bic pens, I use Pilot G2's. Way better. But again, they aren't going obsolete, the ink inside is being consumed.

There's a difference between something like, let's say a video card that becomes obsolete in a year, and a set of tires who's tread wears down in a year or two.