This video talks of the ” Top 5 Modular Inventions you should buy” – from a the world’s first phone which lets it’s user switch between Android and iOS to phonekit – the world’s first open-source customizable phone- which was funded through a KickStarter campaign – which which lets you do stuff ranging from experimenting with different design patterns in the phone to using different materials ranging from plastic to metal to textile and even wood for your phone.