"(Much of the following is adapted from yesterday's coverage, but with additional charts and examples.\u00a0 As far as brass tacks go, if you got the message yesterday, today's version is just a little bit more of the same.) \r\n Mortgage rates have been all over the map recently, both in terms of their movement and in their variation between lenders.\u00a0 The disconnects are so big as to require a deeper explanation.\u00a0\u00a0 \r\n Let's quantify"