The thing that bother me about this is that games like Gunstar Heroes was very lineary and heavily scripted. However, when people play "open" non-linear games like Deus Ex and Skyrim, they complain about the fact that the gameplay (boss fights) aren't scripted and linear. That's because you're playing the wrong type of…
Skyrim and deus ex:HR both had pretty scripted boss fights, deus ex however was a bit more emergent and random and have not really been criticized in that way.