Crick and Orgel felt that the chance of viable microorganisms landing on Earth after an interstellar journey measured in light years was small. But deliberate seeding is different. Directed panspermia is the suggestion that an ancient ETC deliberately aimed spores toward planets with conditions favorable to the survival of life. Maybe primitive life didn’t arrive here haphazardly inside a meteorite; maybe it was sent here via a probe.
O.panspermia
