purchased the last three game consoles (Wii, Xbox 360 and PlayStation 3), so there might be enough room for four manufacturers to profit. Even so, only one company can lead -- and it will be Sony. Sony led the industry from 1997 to 2005. Some would argue that the company's lead began the day the PlayStation arrived in 1995 and wiped Sega's latest console, Saturn, off the map. After a tough battle during the last generation, Sony is poised to return to the glory days of gaming. During the company's event this week, Sony focused entirely on the gaming experience that PlayStation 4 will provide. Instead of wasting an hour promoting the sales numbers for old consoles (as some companies do), and instead of talking about multimedia services, Sony stuck to the console's core purpose. In an interview with

) device around the world," said Tretton. "But the 3.1 million people that streamed [Wednesday's event] and that stayed up at all hours depending on what country they were in, they were there to see games. "People that want to hear about multimedia applications don't stay up until 4:00 in the morning to see presentations. We know that the people who were watching were gamers. We know that the people that are the primary purchasers of our boxes are gamers, and that is the audience that we cater to first and foremost." This was the attitude that Sony had in 1995 when it released the first PlayStation and in 2000 when its successor arrived. The company led the market both times. Now that Sony is putting all of its energy into game content (as opposed to the included Blu-ray player, which was a big feature for the last console), PlayStation 4 will have a much easier time at retail. Think about it: Sony's