Never Tell by Alafair Burke Harper, 348 pages, $24.99, ISBN 978-0-06-199916-1 This will be a special . . . and different . . . MBR.  Special because it’s number sixty-six, which always reminds me of the Mother   Road from The Grapes of Wrath, also known formally as the Will   Rogers Highway; it is, of course the iconic Route 66.  It was born as part of the US