seems
somewhat
No, they really couldn't. Remeber the 'B' part of their name. Their customer was the same customer that bought 3277s, which were built even more like a tank. There was no money in chasing the bottom feeders either. As it turned out, there was no money in PCs at all.
It takes a *lot* of ThinkPads to make $30B (or $100B).
Different game. Selling hardware and then servicing it is not the same as selling a service (complete with people), then supplying the hardware to make it happen. ...and even supplying someone *else's* hardware to make it happen.
OS/2 was simply another case of superior technology getting buried by marketing. In retrospect, I don't believe there was anything IBM could have done to salvage that mess. They were hog-tied by the DOJ. M$ was under no such restriction.