Incredible website that will worth million yet right now free of charge

At the very early of the web development, we do not have many fantastic and interesting thing we can do online, because we are all limited by the personal computer during 20th century, but today everything has been changed suddenly, you can now make what ever that is hard before on the web and now even on mobile, you can do accounting work online, searching food recipe just few step away from your finger tips. You can also control micro content that you not even think possible with just an iphone 4g smart phone, if you like them all, come discover even more. You will really enjoy it when everyone comes across a great website that draws you in and you cannot pull yourself away from it? Well that is what I found the other day here http://ping.fm/pL4Lk