Futurists have long proclaimed the coming of a cashless society, where dollar bills and plastic cards are replaced by fingerprint and retina scanners.
The technology being tested could threaten the future relevance of the wallet.
In Zimbabwe, mopane worms are a staple part of the diet in rural areas and are considered a delicacy in the cities.
In much of southern Africa, mopane worms are a staple part of the diet in rural areas and a delicacy in the cities.
Some brands are rolling out so-mid-calorie goodies that have more fat and calories than the snacks of earlier diet crazes but less than the original versions.
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