It might have to do with disposability. There are some forces at work that would tend not to have it go into production unless it was cheaper. And then if it

It might have to do with disposability. There are some forces at work that would tend not to have it go into production unless it was cheaper. And then if it was cheaper, it wouldn't matter very much if it was less reliable. Especially if you're just going to throw it away before too long anyway.