We worried about Sony. We gnashed our teeth and pounded our fists and wondered what had happened to this titan of tech. But between this sleek 2.5-pound full-voltage speed racing laptop and this morning's tablet wünderkinds, well, welcome back Sony.
It's not just phones that can act as personal hotspots anymore. Sony's Vaio Z and Y series laptops will soon start shipping with Share My Connection (SMC), which turns your notebook into a MiFi for up to five devices.
You'll notice Sony's heavy use of qualifiers in their small and light claims-it's because the new 13.1-inch Z-series powered by Centrino 2 is no Keira Knightley (or MacBook Air or X300). Blu-ray is actually optional. But the screen is where this thing shines: Its XBRITE-DuraView LCD is scratch-resistant with 100…