The Wall Street Journal is reporting that contrary to reports, Best Buy will not have retail exclusivity on the Palm Pre as many have reported. Instead, Wal-Mart will also sell the expected-to-be-hot new device. The tidbit of information comes from a story that focuses on Wal-Mart’s plans to fill the gap left by the closure of Circuit City, battling it out with the likes of Best Buy and Amazon.com. Wal-Mart already sells Apple’s iPhone, the smartphone that the Palm Pre has directly in its sights, but recent