Re: The Single Worst Line of Dialogue in the entire Star Trek Franchis
They already knew that there was more to the Universe than the Borg, they were able to create the Federation Infiltration Base from stolen Borg information banks. So they knew, and were A-Okay with the xenocide thing.
Wait.. what quote said they wanted to kill everyone after they knew the Federation was their target again?
"I was never a Star Trek fan." J.J. Abrams