By Joe Wilcox, Betanews

This week, I unexpectedly started using Google's Cr-48 notebook running Chrome OS as my production system. On Monday, my 11.6-inch MacBook Air fatally crashed, leaving no real alternative since a friend has my Windows laptop. So I fired up the Cr-48, which I reviewed in December in seven parts. It has been a great week that got better after installing yesterday's Chrome OS update -- "0.10.156.46 (Official Build caa798a8)."

I started using the Cr-48 full time a second time with sense of urgency. I couldn't fall back to MacBook Air. It was sink or swim. Treading water wouldn't be good enough. Swim I did: