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Unveiling the 2023 JRR Tolkien £2 Coin: A Detailed Review
In the world of numismatics, the release of the 2023 J.R.R. Tolkien £2 coin has sparked a renewed appreciation for the literary giant behind such epics as “The Lord of the Rings.” Bearing the iconic Tolkien monogram encircled by runes, this piece is a tribute to the author whose narratives have transcended time, offering a...
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Paddington Bear 50p Coins: Are They Actually Rare?
As an icon across all generations, Paddington Bear has secured his place as one of Britain’s most beloved fictional characters. His charming personality has seen him appear in numerous books, films, and tv shows and so it seemed fitting that he would be recognised on the latest commemorative 50p coins in 2018. Unsurprisingly, the coin...
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British Crown Coins: Types, Values and Identification
A British crown can refer to several different coins and commemorative issues. The denomination and date alone are not enough to establish a value. What affects a crown’s value? Check the date, monarch, design, metal, finish, condition and whether the coin is a circulating-era issue or a commemorative crown. Silver and Proof examples must be...
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What To Do With Your Old Coins And Banknotes
Currency within the UK changes fairly frequently leading to coins and banknotes being taken out of circulation. When this happens, the Bank of England will usually give a set time period for people to exchange their old currency for the new coins or notes that are being released. But what happens if you miss this...
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Unveiling the 2023 JRR Tolkien £2 Coin: A Detailed Review
In the world of numismatics, the release of the 2023 J.R.R. Tolkien £2 coin has sparked a renewed appreciation for the literary giant behind such epics as “The Lord of the Rings.” Bearing the iconic Tolkien monogram encircled by runes, this piece is a tribute to the author whose narratives have transcended time, offering a...
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Can you still use King Charles III and Elizabeth II coins?
Can you still use King Charles III and Elizabeth II coins? Yes. King Charles III and Elizabeth II coins can appear together in UK circulation. The change of monarch does not make every earlier coin unusable overnight. The Royal Mint has released King Charles III coins alongside final Elizabeth II issues. Its published release describes...
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What Is a Blockchain Oracle? Ethereum Explained
A blockchain oracle is an application that sources, verifies and transmits external, or off-chain, information to smart contracts on a blockchain. Ethereum documentation uses oracles to explain how contracts can work with information that is not already on the chain. Why oracles are needed Ethereum smart contracts cannot, by default, access information stored outside the...
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What Is a Rollup? Ethereum Layer 2 Explained
A rollup is a Layer 2 scaling approach documented by Ethereum. It executes transactions outside Ethereum Layer 1 and posts data or results to Layer 1, where the underlying chain’s consensus is used. Two documented rollup designs An optimistic rollup treats submitted transactions as valid by default and provides a challenge period in which a...
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