Rated 4 out of 5 stars
Allow me browsing offline.
"File / Work Offline"
Then I can read pages I have already visited.
Excellent Rated 5 out of 5 stars
I use it like this: max 10 minutes for Google per 1 hour. Then I remember to take a break!
This is a great feature:
"You can click here to access the page once the block has expired".