By very very VERY far THE one single most useless, ridiculous, laughable, pathetic, worthless piece of IT crap that I have EVER experienced.
It doesn't work AT ALL.
EVERY SINGLE web engine blocks it.
PATHETIC to the core.

good

Firefox sync for backup could be useful

Most of the archival services this uses are useless making the "All Search Engines" button a trap that will open a bunch of useless tabs.