There is a special thread for never-ending puling and this isn't it. But as this particular point has been mentioned by others, I'll address it.
Myranda is the Kennelmaster's daughter. The Kennelmaster at the Dreadfort. There is no reason at all for her and Sansa to have met, let alone to have grown up together.
He was grabbed but presumably protected by his leggings/trousers/boots whereas Jorah was touched on his bare wrist.
I haven't the slightest. What I want to know is if some of these people are as smart as they think they are then why can't they seem to figure out where the proper thread for endless whining is located?
Could be worse. Every piece of metalwork in existence could have suddenly become festooned with niello.