Sherlock is the sort of person for whom money is absolutely no object, yet he's still aware of what impact it has on other people. He knows how much Ted makes, and even though that amount is substantial, this pricetag is still significant. And all for a man Ted barely knew and who had nothing but hate and malice towards him. It's stunning if you think about it, and Sherlock admires the hell out of Ted for it.

It's pretty clear from her expression that Susan does, too.

"When would you like the service to be?"