Today, The Sims 2 ships to retail. Some of you might even be getting it today from a hapless FedEx or UPS delivery-person suddenly attacked by your over-eager expressions of affection. Just as you"ve got many choices as to how to thank your FedEx guy, Electronic Arts" long-awaited sequel gives you a huge array of choices, and then some. The best-selling PC game of all time gets even better, and now everyone has a chance to dive in.