InstallTrigger.install JavaScript (doesn't work)

Image TAG (doesn't work)

 - Works if Right click > View image
 - Works if gradded in the urlbar

Iframe (doesn't work)

Style (doesn't work)

Link (works if dragged in the urlbar)

 - There are additional protections for "Open in new window" and "Open in new tab":
   the action is nullified and no uri is loaded in the new page.

Text (works if copied in the urlbar)