Why, it was just yesterday that Amazon finally acknowledged the existence of our friendly neighbors to the north, saying "Why not?" before shipping a few Kindles northward. Now Sony is announcing its Reader is also set to take off, but in a very different way. The Reader has always been available in Canada (no pesky wireless contracts to negotiate), but ownership will now be compulsory for students at Toronto's Blyth Academy, who will each be provided with a Touch Edition and who must surely be a little nervous after