Yes, you'll need a 3D printer and a knack for programming to get most of these projects going, but you won't have to wait for someone to make them for you -- a big help when many ready-made VR displays are either in development or priced out of reach for the average person.

ENGADGET

For many products -- TVs and the iPod, for example -- the leap to color displays represented an evolutionary change.

ENGADGET: Switched On: Low flame

Our formula, in many instances, mistakenly displays 2 more bars than it should for a given signal strength.

FORBES: Apple: These Are Not The Bars You Are Looking For

We saw many great displays and connected products at CES 2013 but our pick for best in show is the one that made the fewest compromises: Sony's 56-inch Ultra HD OLED.

ENGADGET: CES 2013: Best in show HD

Many will be only too happy to be stopped for conversation, and a few offer visitors formal shepherding displays for a nominal fee.

FORBES: And A Shepherd Tips Time In Tipperary

But many more displays like Leicester's feeble showing at Twickenham will leave Loffreda - who has come in for criticism for his decision to leave speedster Tom Varndell out of the side to face the Ospreys - on thin ice.

BBC: Tigers losing their bite?