"I dislike using the telephone when unnecessary, civilised men discuss their plans and issues face to face."

Mycroft smiled, a thin and polite sort of smile, the sort that said John just didn't understand how the world really worked. He was a charming sort of pet for his brother, this Doctor Watson, but he never really thought very deeply about things. Excellent for keeping Sherlock on the straight and narrow, however. Usually.

"Even we don't have eyes out on the road currently."

That would be a no.

"I lost visual contact when you stupidly gave in to his ideas about leaving the flat, whatever possessed you, man? You must know that tonight is a danger night."