TriGem USA, the parent company responsible for the Averatec notebook line, has really been on a hot streak of late. After announcing two new all-in-one PCs over the past two months, the outfit is now setting its sights on MSI’s X-Slim, Apple’s MacBook Air and Asus’ Seashell families. The sleek, all-aluminum 13″ N3400 was introduced today, and while Averatec isn’t nearly as big in the US as HP, Dell or Gateway, we can still see quite a few notebook shoppers giving this one some consideration. The ultra-slim laptop