"Not yet," Richard says. "I haven't even got to meet Dr Watson yet. But he — Mr Holmes — did give me a big book full of notes, and I read through it."

It occurs to him, a bit belatedly, that Jim is expecting to hear just what the relationship is meant to be.

"We're supposed to know one another a bit more closely than I — you; whatever — am with other clients. Close enough that we share gossip and messes with my phone."

He doesn't really understand the significance of the phone-messing, but the exact joke wasn't spelt out in any precise sort of way.