Ken Levine calls fallout an "important moment" for industry, says fans will be "very disappointed" if BioWare decides to write new ending.

[haxxiy]

I fully support Khuutra on whatsoever he might say in this thread concerning Mass Effect 3.

Besides, there are movies who got alternate endings released, mostly due to backslash for not following source material, like I Am Legend. And Mass Effect and Bioware as a whole is as close as a game can get to partly having userbase as source material, so...