TLDR Crypto 2022-04-28

Solana-based profile picture NFT collection Okay Bears generated $18.4 million worth of secondary trading in the first 24 hours after its launch. Okay Bears' sales beat several notable Ethereum NFT projects in 24-hour trading volume. It was the biggest day so far for NFT trading on Solana.

Rain is a corporate card for web3 teams. It links to USDC balances and enables spending in fiat at merchants worldwide. Rain aims to enable teams to build without ever needing a fiat bank. More information on how to become a Rain Member is available in the article.

DeFi trading platform Hashflow has introduced a new feature that enables bridgeless cross-chain swaps. The platform uses a request-for-quote model where professional market makers set token prices. Its price discovery is done off-chain, so customers are able to get better prices without high slippage. Hashflow will allow for native-to-native swaps, so users won't need to use cross-chain bridges. Its cross-chain trading feature will support swaps between Ethereum, Avalanche, BNB Chain, Arbitrum, and Polygon.

This repository contains a list of free web3 resources primarily for Ethereum developers. Many Ethereum concepts are shared among blockchains. Sections include developer roadmaps, Ethereum in different languages, DAO communities, SDKs, and NFT marketplaces.

Many tokens pump on public sale, and then only trend downwards after. Founders pressured to launch at a low market cap are forced to launch with a low float, leading to a pump as retail rushes to get in followed by a dump when the token finds liquidity. Tokens are not just for fundraising, they can be community-building mechanisms. Long-term supporters of a project can help both the project and its token price grow.

Four-digit Ethereum Name Service (ENS) domains sold out within the span of around six hours and now trade at a floor price of around 0.25 ETH. ENS is a naming system on Ethereum that allows users to create names for all their wallet addresses and decentralized websites. ENS domains can be used as community identifiers. ENS subdomains can't be faked, unlike profile pictures. Every project should issue subdomains.

The Central African Republic (CAR) has adopted Bitcoin as legal tender. Bitcoin will serve alongside the Central African CFA franc as the national currency. There is no information on how the CAR plans to implement the currency. The CAR is one of the world's poorest countries and it is also politically unstable.

Edward Snowden played a secret role in the creation of Zcash. Zcash is a cryptocurrency that allows users to transact privately. Its privacy mechanism uses a private key that has the ability to generate coins. The key was split into many pieces in order to prevent anyone from misusing it to forge coins. Snowden received one of the pieces under a pseudonym. He was never paid by the project and had no stake in it.