My recommendation is that you don't ignore this. I wish all documentation was written to explain something in such incredibly plain English.
I downloaded Chrome, read the whole thing and by the time I was done, was sold. Not in a marketing sense, but in a usability sense. By the time I'd done reading, I was encouraged to use many of the key features.
There's few times when something is free, and out of the box replaces the old. This one accomplishes the feat.
Now, I just want Linux versions, but looking at the technology behind it, I doubt Google will be the one making such a version. Hopefully others will.
It isn't easy being the parent of a six-year-old. However, it's a pretty small price to pay for having somebody around the house who understands computers.