I'm long BRKA and BRKB, bought a little more B yesterday, and I don't give a flying floop what IBM does.
Logic? What logic? I don't see no stinkin' logic.
They warned they may leave an unprofitable business segment. Sounds like good management to me. That's logic.
Either way, sounds like a good idea to me. The concept of free insurance just doesn't work in the real world. Reminds me of a saying about a free lunch.