But the format has a lot of momentum behind it: There are already 50 products on the market that support the SD card format--from digital cameras to music players to PC drives--and there are 275 member companies in the Secure Digital Association who are actively promoting it as the next standard for removable storage.

FORBES: Ten O'Clock Tech: Stamp-Sized Storage

In a real-world card game, this would involve peeking at the other players' hands.

ECONOMIST: How to cheat at games

The game will embrace micro-transactions, allowing players to buy new card packs with hundreds of options of spells, weapons and characters.

FORBES: Blizzard Entertainment Embraces Free To Play Gaming With Hearthstone: Heroes Of Warcraft

Scotland sit third in the Fair Play League - behind Norway and Denmark - and McGhee insists the attitude of his players has played a key role in maintaining a low national card count.

BBC: McGhee hopeful of Fair Play berth