Rated 2 out of 5 stars

per The Mage el jun. 25, 2011 · enllaç permanent

... or so it seems, hence the 2 stars rather than 5

It will be sadly missed, and yes FF as of 4.x and beyond has similar functionality, but lacks the discrete heads up notification and fine grained control over the process of updating addons that this extremely useful too had.

R.I.P