Deletion of DownThemAll! (2nd nomination)

Comment: Sources are all primary. Googling for sources only reveals a few routine reviews. Given that browser extensions are  | run of the mill, the sourcing isn't good enough to pass  or . &ndash
Stance: delete
Cited policy: Wikipedia:Run-of-the-mill (WP:MILL||WP:NSOFTWARE||WP:PRODUCT)