Wonderful! It really bugged me how they dealt with...well, pretty much the whole episode, but especially the hairpin in the end. Nice solution.

"Intrigue? This is barely even politics," Mr. Lee replied. "If you want intrigue, you're running with the wrong Holmes brother."

"No, I don't want intrigue, but I seem to be getting it nonetheless," John said. Mr. Lee grinned.

My introduction to Mycroft was something all on the lines of: "he's the smart brother". I approve of the intrigue.