richlind33: There's another reason to consider finding an alternative to Firefox: it's in the process of becoming a Chrome-clone, which does not bode well for the future of add-ons, or any other aspect of Firefox. Here's a couple of articles by the creator of DownThemAll that explain the situation in detail. .
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Forgot to mention, if you haven't updated to 57 you may want to disable auto-updating, because 57 kills add-ons, many of them permanently.
So just a quick question here, is there really a need for a download manager in this day and age?