User blog comment:HarmonyBass/Destiny Ramblings: The Vex and why they haven't won yet. (WARNING! MIGHT GIVE YOU A HEADACHE!)/@comment-28488150-20170419214231

Those are some good thoughts. I haven't done much research into the Vex, so I can't add much to the discussion. However, I do recall the Exo Stranger stating that the Vex are the greatest threat in the future (or at least the one she comes from).