Put on your conductor hat and overalls, because it's time to take the rumor train to Atomsville. DigiTimes is reporting that Intel is cooking up another new dual-core Atom processor, this one called the N550, and that netbooks using it will have to feature at least 1GB of DDR3 memory and 32GB of SSD or 250GB of platters. That's hardly revolutionary, but slightly more interesting is an allowance for netbook makers using the chip to bump up their maximum screen size to 12.1-inches. That's a sizeable increase over the current 10.2-inch maximum and could further blur the line between net and note assuming this train reaches the st