User blog comment:The Milkman/Mass Effect in Retrospect/@comment-4721065-20130419132524/@comment-4237253-20130419202315

"no one has any idea where the Collector Base is"

Umm, beyond the Omega-4 relay. We have probes and shuttles. Why not send those for a quick scouting mission? If it's "out of the question" as you say, then the problem is with how the narrative is presented.