What is an example of a PL coin?

Recent examples for which the designation SP has been used are the matte finish 1994-P and 1997-P nickels that were specially produced for inclusion in commemorative silver dollar sets. Many collectors know that NGC uses the term PL, or Prooflike, after the numeric grade of a coin that exhibits mirrored fields that resemble a Proof coin.

What does altcoin mean?

"Altcoin" is a combination of the two words "alternative" and "coin." It is generally used to include all cryptocurrencies and tokens that are not Bitcoin. Altcoins belong to the blockchains they were explicitly designed for. Many are forks—a splitting of a blockchain that is not compatible with the original chain—from Bitcoin and Ethereum.

What is worldcoin & how does it work?

Worldcoin, a cryptocurrency project founded by OpenAI CEO Sam Altman, launched on Monday. The project’s core offering is its World ID, which the company describes as a “digital passport” to prove that its holder is a real human, not an AI bot.

What is a NGC grade coin?

NGC uses different one or two-letter codes before a coin’s numeric grade to succinctly describe its method of manufacture and overall appearance. The most common are MS for Mint State coins and PF for Proof issues. MS refers to a coin struck for circulation—or in the same style as a coin struck for circulation.