The iPad 2 got a chip update last year, for example, which significantly extended its battery life by using a 32nm A5 SoC instead of a 45nm one.
ENGADGET: Latest Apple TV reveals smaller A5 chip, adds to rumors of split with Samsung
The second model is more of an original number -- it's an update to last year's WG-2.
Here is a summary of indicative facts from the earlier study referenced, an update published last year, and others.
The live-updating panels that Windows 8 and Redmond's mobile platform utilize were never truly present on the Xbox 360, but last year's update offered a passable facsimile in the form of a rotating "featured" tile that cycled through select content.
ENGADGET: Xbox 360 Dashboard update hands-on (fall 2012) Hands-on
The huge buzz around Ledger's performance as the Joker last year stemmed from his update of the iconic character played by camp comedian Cesar Romero and as a hateful clown by Jack Nicholson.
Comcast brought video on-demand streaming to subscriber's mobile devices since early last year, but now an update has added the option to download (some) content for offline viewing.
ENGADGET: Comcast Xfinity TV Player update adds downloads for offline viewing on iOS, Android
The update also tweaks and rebrands the "quickplay" item that was introduced just last year -- removing the app launcher from the Xbox guide, and renaming it to "recent" on the console's home screen.
ENGADGET: Xbox 360 Dashboard update hands-on (fall 2012) Hands-on
Acer first released a Chromebook last year, as did Samsung, and the new C7 Chromebook is represents an update.
In a trading update, Cupid also said it expected half-year revenues to be 13% up on the same period last year, thanks to a strong performance by websites Uniform Dating and Assistance Genie Logiciel (AGL).
Highlight, a location-based people discovery app that made a splash at last year's SxSW Interactive in Austin, TX, just released a big 1.5 update that adds photo-sharing and event-creation to its set of features.
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