Three basic constructs. Nordic, Reptilian, and Greys. Many variations of type 3, and 3 variations of type 1 and 2.
Q: Well, what racial types are the 'good guys?'
A: Nordics, in affiliation with 6th density "guides."
The virus analogy makes sense to me but I don't see how this would fit in with the viruses? Perhaps they are out there watching (manipulating?) but they won't come to earth via comet dust like the viruses?