Apple fans are complaining about iPhone 4S' half-baked Siri, the personal, voice-controlled, intelligent assistant, prompting everyone to wonder when the technology giant will unveil iPhone 5 and what improved features it will carry.

Rumors on iPhone 5 have become viral on the Internet, especially after it was reported that Apple is going to acquire Israeli flash storage maker Anobit for about $500 million. Naturally, many people are wondering whether this is the reason why iPhone 5 launch got delayed.

Hopes of iPhone fans were dashed when iPhone 5 didn't get released in October this year and Apple watchers began predicting that iPhone 5 will debut in the middle of 2012 - pobably in late spring or early summer.

Start the slideshow to find out which features of iPhone 5 are being expected the most.

Must Read: Redesigned iPhone 5 to Launch in Oct. 2012 with New Features: Rumor

ALSO READ : Apple Acquired Anobit to Improve its Competitiveness?

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