Originally Posted by Hoover
Many of the filaments shown in the figures are clearly embedded in the meteorite rock matrix. Consequently, it is concluded that the Orgueil filaments cannot logically be interpreted as representing filamentous cyanobacteria that invaded the meteorite after its arrival. They are therefore interpreted as the indigenous remains of microfossils that were present in the meteorite rock matrix when the meteorite entered the Earth’s atmosphere.
Whilst its his opinion that is driving the claims, (with only logic as the basis), Earthly contamination has not been dismissed at this stage.
That is, no-one has said that earthly contamination is not possible or, at least, within the realms of impossibility.