It was thought that 3D would change the way that TV is watched forever but current content appears to still be lacking in the third dimension.
One thing that does seem to be keeping the interest of television manufacturers is what will come after 1080p high definition.
Dan Simmons reports on how TVs with four times the resolution of current HD - known as 4K - are being seen as a replacement for the "lacklustre" uptake of 3D televisions.
In the report, he also investigates high-resolution phones, robotic vacuum cleaners, microwaves that can learn recipes, the single seat concept car the Toyota Insect and a lift that goes at a record 60km/h (37mph).
The gadgets taking inspiration from science fiction
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