PlayMemories Camera Apps is initially supported by the new NEX-5R interchangeable lens compact system camera.

ENGADGET: Sony announces PlayMemories camera apps, will arrive on the NEX-5R first

The coloured back of the phone is interchangeable - and the operating system's interface will change depending on what type of cover you have.

BBC: Ex-Nokia team makes rival smartphone Jolla

The Polaroid iM1836 camera will also offer consumers the flexibility to explore their creativity with interchangeable lenses, since all existing Micro Four Thirds system lenses will work with the iM1836 with an adapter.

ENGADGET: Polaroid confirms iM1836 mirrorless with Android, adds three more cameras

DENVER, CO (September 10, 2012) - PENTAX RICOH IMAGING AMERICAS CORPORATION (PENTAX), today expands on the innovative Q-system with the new 12.4 megapixel PENTAX Q10 interchangeable lens camera, new Q-Mount PENTAX 06 15-45mm F2.8 telephoto zoom lens and Adapter Q for PENTAX K-mount lenses, expanding its family of compact Q series products.

ENGADGET: Pentax launches Q10 interchangeable lens camera, K-5 II and K-5 IIs flagship DSLRs

Spoiler alert: this special magnetic system also leaves open the possibility for Ten One Design to debut new interchangeable tips in the near future.

ENGADGET: Ten One ships $80 Pogo Connect, a pressure-sensitive Bluetooth 4.0 stylus for iPad

While the system will definitely support the iPod and Sirius varieties, an untold amount of other interchangeable cradles will supposedly be included.

ENGADGET: Directed unveils Soloist universal media dock

The new Craftsman Bolt-On tool system allows do-it-yourselfers (DIYers) to save space with nine interchangeable attachments that connect to the handheld rechargeable base.

FORBES: Connect

At each Performance Lab, TaylorMade stocks an array of interchangeable heads and shafts, and they immediately configure clubs based on the specs recommended by the MAT-T system for you to try on an outdoor range and validate.

FORBES: Take Strokes Off Your Golf Game Today - The Best Way To Buy New Clubs