Around a year ago, Asus created the soon to be dubbed “netbook” market with its diminutive Eee PC.  The Eee was a surprise hit and spawned many imitators.  Pretty soon, it seemed like everyone and their mother had a subnotebook device in their product pipeline.  Some of those products have been hits, while others have been misses.  With all these new models from the likes of HP, MSI, Acer and soon to be joined by Dell and Lenovo, is there really a market for all these devices?  Or is this …