[gekko]

First of all, those companies are all publishers. Granted they all also have development studios either internally, or they own them, there's a big difference between asking a few execs at a publisher what they want in a system and asking someone who works with the console every day what they want.

When you say "a console is easy to develop for", it's referring to how easy it is to program for a specific platforms. And that deals with things like hardware architecture, APIs, and development tools. So when you say "Nintendo listened to what developers want", those are the things I envision.