Apple this morning announced a 128GB version of its fourth-generation iPad with Retina display. The Wi-Fi model will sell for $799 while the Wi-Fi + 4G model costs a whopping $929 -- a $100 increment in both cases over the 64GB variant.

In the decade we have been publishing TechSpot, we have watched Apple resurge from the joke that G3 and G4 machines represented, to the Apple 'Mac vs. PC' debate -- during a time the company had better luck selling MP3 players than computers -- to today's ubiquity of Apple products in all forms of computing devices.

During the past 10 years Apple has systematically attacked and conquered from several fronts. Here's a brief recount of those winning products, and where it applies, the industry incumbents that for one reason or another failed to innovate or at least failed to beat Apple at breaking products to the masses first.

Although some reports of the so-called "post-PC era" have been greatly exaggerated, there's no denying that we're amidst a shift where many people are ditching their desktops and laptops for less capable, but more mobile solutions. For a certain chunk of users -- around a quarter...

Modern tablets were designed primarily as media consumption devices. But more recently, units like the Asus Transformer and the Microsoft Surface are challenging this idea with optional keyboards built for each slate. Microsoft in particular is keen on showing consumers that Surface can serve as a legitimate productivity machine.

Unsurprisingly, accessory makers have been selling keyboard units designed specifically for the iPad for quite a while. Today we are checking out three of them from the likes of Belkin, Logitech, and Zagg.