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On April 3rd, Apple introduced the world's most popular tablet computer called as iPad. In the first 80 days of its most innovative tablet PC, it reached its three million mark in selling the iPads successfully. The iPads are very thin (0.5-inch thin) and are very light weight (1.5 pounds) gadget. 30th of April, Apple introduced Wi-Fi + 3G version of iPad.

While coming to its features, iPad has got a an LED-backlit IPS display screen of 9.7-inches. With every turn of the gadget, the contents are showed in portrait or landscape view. The viewing angle of the device is wide of about 178° degrees. It multi-touch screen on iPad is some what similar to that of iPhone but the technology has been enhanced to obtain higher accuracy. It has got an battery backup of about 10 hours by web browsing, watching videos or photos, listening to music etc.. If the user is using a 3G network then the battery backup is about 9 hours. Apple iPad comes with an flash storage with an choice of either 16GB, 32GB, or 64GB. The processor used in this gadget is Apple's 1GHz A4 SOC (System On Chip) processor which makes this gadget a power efficient device. There are built-in speakers which makes it a power audio device suitable for watching movies or listening to songs.

The operating system used in the iPads are iOS which is developed by Apple itself. There are many updates released with newly added features. Currently iOS 4.2.1 version has been released where the users can directly upgrade their iOS from Apple site. There are several thousands of applets available in the market that are specifically designed for the iPads.

iPads are really an magical and revolutionary product because all these features has been implemented in a smaller and lighter gadget. It has got 3 sensors in it, first on is the accelerometer, second one is ambient light sensor and last one is the magnetometer.  Some of the applications that comes along with the iPad are Safari, Mail, YouTube, Notes, Photos, App Store, iTunes, iBooks etc..

Few months back there was an issue regarding jail breaking of iPads, which means unauthorized applications that can be run on this gadget. Apple reacted to it very quickly when it came to know about it. It has claims that when the iPad is jail broken, then the warranty is void.

You can visit Apple's official website and get more information's regarding iPads. As of now, iPads are being sold with an starting price of just 499$.

After the success of the Blackberry handset, Research in Motion Ltd. has now started to focus on manufacturing tablets as well. Few days back, Research in Motion Ltd. revealed their tablet pc for the first time. This gadget is been named as the "Playbook". This new gadget will be launched in early 2011 and it will have an international rollout later in the year. RIM has now started to challenge Apple Inc.'s iPad by focusing on their tablets which will be of lighter weight and small in size.

Apple Inc.'s "iPad" was introduced in the month of March and has become the leading seller of tablets in the market. Dell has also launched its very own tablet pc called "Streak" in the month of August. Samsung Electronics co. will be launching its tablet pc "Galaxy tab" next month. Cisco Systems Inc. will be also be launching its tablet pc called "Cius" in the early 2011. So RIM will have lot of competition in this field when Playbook is launched.

Now coming to features of the Playbook, this gadget has got a 7-inch display screen which is half the size of iPad and the weighs almost same as that of iPad. This tablet has got 2 cameras in it, one in the front and other one in the back. This gadget can be used as the second screen for the Blackberry phone with the help of short range wireless link hence an larger display screen for the Blackberry phone is achieved. This gadget will also work as a stand-alone gadget. RIM's main focus is to give complete web experience to the users which can give the ability to display flash & interactive material on the web.

As of now, RIM did not tell about the exact pricing of the Playbook. But it has said that this tablet will be costing in the same range as that of iPad, which starts at $499.

Apple is been wrestling with a security conundrum from past few months. Now Apple has come up with a patch to fix this problem.

There is a security flaw in the Apple gadgets where the hackers can remotely hack or Jailbreak the iOS, the Operating system of the Apple gadgets such as iPods, iPads and iPhones. Apple has said that they have completed the creation of the patch for this flaw but still it did not said when it will be released publicly.

Jailbreak means hacking the Operating System to download various web applets which is considered to be very difficult. It was shocking for the Apple Inc. when they saw a website called JailbreakMe.com which helped in Jailbreaking the iPhones or iPads. Last week yet another procedure was posted on this website where a user can remotely hack the Operating system of the other users which made the things worsen. The hacker can then gain the complete control of the device. As of now there is now such attacks happened yet. But this is supposed to be considered as a very serious thing where it affects security and privacy issues.

On Wednesday, a German government agency issued an official warning about a flaw that that appears on the Apple gadgets such as iPhone, iPad and iPod's.

The flaw was that, the hackers could easily gain the access to the data stored on the Apple's gadgets just by putting a PDF file on the website and luring the people to visit their website. The website will contain an hidden code that hacks the systems data easily. This flaw became more popular and drew peoples attention when it helped the people to "jailbreak" their iPhones in order to run the programs where Apple Inc. has not approved for sale in its iTunes store.

But on Thursday, Apple Inc. declined to say whether it knows about the malicious hackers were actively exploiting the flaw. It also did not say regarding availability of the software that will fix the flaw.