Patrick Pichette, the Canadian chief financial officer of Google Inc., said in a web post Tuesday he will retire in the coming months to spend more time travelling with his wife Tamar. Pichette, who is from Montreal, according to his Google profile, said in a Google+ posting that after seven years at Google and 25 to 30 years of "nearly non-stop work," he could "not find a good argument to tell Tamar we should wait any longer for us to grab our backpacks and hit the road." He noted that his kids have left home, with two in college and another working with a startup in...