Are the facehuggers our "upgrade"

MVMNT
MemberOvomorphMay 28, 2012711 Views11 RepliesMaybe the engineers wanted to just go to earth with loads of facehuggers/other proto xenos to either upgrade/start afresh the human race.
We were ready made incubators for the fully grown xenos, and these were deemed the next evolutionary step.
So perhaps the derelict from ALIEN is a delivery vehicle with this purpose in mind that meets it's untimely demise.