[He really hopes that John is joking, even if it's a joke in really bad taste. He doesn't have much of a sense of humour when it comes to people experimenting on one another, especially potentially without consent.]
...what kind of experiments?
[Because perhaps he needs to have a word with Holmes about this. A definitely non-violent but stern word.]
no subject
...what kind of experiments?
[Because perhaps he needs to have a word with Holmes about this. A definitely non-violent but stern word.]