actually, after some thought, toss my vote for the space NES to continuation of the current NES.
these are *bleah* peaceful Interventionists. I can not see of anyway of getting rid of them once we invite them onto our planet, or Letting us OFF of it once do establish peace. first sign of conflict in space, we get slaped down and placed under protective custody.
there are several other variants that might work, but I'm being optimistic here. the next two most likely are puppeteers, in which case we are complearlt and utterly $#%#%. Or Merchants, in which case, we are going to indebted to them for near forever, and a source of slaves. and these are the good Scenarios I can come up with.