As the CG in motion capture made it look realistic, it put more of an onus on the game makers to make the dialogue they're saying more realistic. It doesn't matter what they say when they're 8-bits, but if they look almost photo-real, it matters. More and more, the games industry is realising that.
When Superman was originally created, by Siegel and Shuster, they were two Jewish immigrants that were desperately trying to assimilate into America. They were having a hard time because they were Jewish. They wanted to get in to mainstream publishing but they couldn't. That's why they, and a lot of Jewish guys, went into comic books.
New platforms are emerging: Netflix, Amazon, Hulu and Xbox. And film actors are gravitating towards television, because there are basically better roles there. Television is making the kind of epics and genres that the movie studios used to make, and often doing it better with more complex narratives and corresponding budgets.