HOW DO YOU USE IT Rated 1 out of 5 stars

stupid questions: HOW DO YOU USE IT?

This review is for a previous version of the add-on (1.9m1). 

it is simple

Two ways:
1) Right click on the link and choose "Cache View" to open cache view of the link.
2) Right click on the page and choose "Cache View" to open cache view of currect URL.