NN writes:
Most likely the 'only' was a typo based on the thrust of the sentence. He started off talking about the type of research he disliked and ended up talking about what he does like.
Ah, yes. I see what you mean.
Hopefully FEY will correct/clarify/expand on his post.
"There is no great invention, from fire to flying, which has not been hailed as an insult to some god." J. B. S. Haldane