Among Apple's early competitors in the tablet market, HP gained a significant amount of attention as it initially sought to build its niche around webOS, which it acquired along with Palm in early 2010. HP introduced its webOS-based TouchPad in early 2011, launching the device on July 1 of that year only to exit the tablet and smartphone business just six weeks later.

Every year a staggering 50 million metric tons of e-waste — TVs, computers and cellphones — are deposited in landfills .

Last week, we reported on long return lines at Apple's 5th Avenue retail store filled with Chinese iPad resellers. Resellers try to buy up as many iPads as possible on launch day to quickly turn around and sell them for a profit. According to our report many of these resellers were returning their iPads with some individuals returning up to 30 devices at one time

TechCrunch reports that Apple has begun rejecting iOS apps for the use of a unique device identifier known as the UDID. The site notes that several developers have reported rejections for the use of the UDID in the past week, and Apple is said to be ramping up the enforcement of this policy over the next few weeks.

iOS developer David Smith has been posting iOS version stats for his Universal app Audiobooks [ Direct Link ]. Smith gets about 100,000 weekly downloads to both his paid and free versions and believes it is a statistically meaningful data set. With the launch of iOS 5.1 on March 7th, 2012, Smith has been tracking the adoption rate which he suspected would be faster than in the past due to the availability of over the air (OTA) iOS updates.

BusinessInsider reports some strange activity on Apple's stock today. Trading was halted due to an abrupt drop of over 9%

Apple has updated their iTunes Movie Trailers App with support for the new iPad's Retina Display. The trailers app mirrors the content on Apple's own Movie Trailers site and offers a good showcase of the iPad's new screen

A couple of new findings as people spend more time with their new iPads. First, iLounge reports on findings by DisplayMate on the new iPads charging behavior.

Apple patent applications tend to cover a broad set of topics, including many research items that never make their way out of the labs.

With developers needing to prepare for Apple's new Gatekeeper feature in OS X 10.8 Mountain Lion, Apple has revealed that the functionality is already baked into OS X 10.7.3 but hidden by default. Apple has instructed developers that they can enable Gatekeeper on OS X 10.7.3 from the command line in order to test the functionality. Mac OS X users will soon have the option of turning on Gatekeeper, a new Mac OS X security feature.