Sources
Random
ShipChain - https://shipchain.io/
Cryptopedia - https://www.gemini.com/cryptopedia
Web 1.0, Web 2.0 and Web 3.0 with their difference - GeeksforGeeks
Archlogbook - https://www.archlogbook.co/
Techugo - https://www.techugo.com/
Metaverse
NFT’s
https://opensea.io/blog/guides/non-fungible-tokens/#On-chain_vs_off-chain
https://www.quicknode.com/guides/solidity/how-to-create-and-deploy-an-erc20-token
The Non-Fungible Token Bible: Everything you need to know about NFTs
Blockchain
https://www.technologyreview.com/2018/04/25/143246/how-secure-is-blockchain-really/
(QuickNode) https://www.quicknode.com/guides/web3-sdks/how-to-mint-an-nft-on-solana
Cryptocurrency