As game dev becomes more and more available to the masses through free engines and easier to use languages, indie devs will face what authors and artists have faced in their fields where the barrier to entry is only a pen and paper. That being maybe your game idea just isnt that good / original when it comes down to it. And now everyone and their grandmother is making a game (if they want to).
*goes back to coding his golden girls, sandbox, text based, rpg, sim*