Published in CryptoStars·PinnedAdvice for your next 2022 Crypto-party: the truth behind NFT-, DeFi and “real” Crypto-brosWhat you need to know about NFT, Blockchain and Crypto in general. Some well-intentioned advice for your next crypto party in 2022 (thank me later): if you want to communicate with crypto people, you need to internalize the following. (if you want to level up: web3 explain and what it…7 min read7 min read
Dec 28, 2022Mastodon is not decentralized.I always shudder when people talk about a “decentralized social network” when they want to explain Mastodon. TL;DR: Please stop to call Mastodon a Decentralized Social Network. It is not. Mastodon is not decentralized at all from my point of view. Every node/server is completely centralized! If the node provider…Mastodon2 min readMastodon2 min read
Dec 11, 2022Let’s challenge ChatGPT in GermanLet’s challenge #ChatGPT in German 🔥🔥🔥 Fazit: es ist viel besser, als ich dachte! Als ich gestern meinen Eltern die neue Revolution am ChatBot-Markt vorführen wollte, waren wir mit den erst einfachen Fragen so begeistert ob ihrer Qualität, so dass ich richtig Lust bekam, ChatGPT in eine Situation zu manövrieren…Chatgpt4 min readChatgpt4 min read
Published in CryptoStars·Oct 18, 2022Aptos: do we really need another L1 and what does this mean?Today, Aptos had its launch. And I was asking myself: Why should one create a new Layer 1 chain in 2022? Many articles have been written about this. But no one talks about the possible reason and its potential impact. I mean this really seriously. There is no need to…Blockchain4 min readBlockchain4 min read
Jul 14, 2022Member-onlyThe battle between Ethereum Layer 2 chains and CosmosAt the moment we see a battle between Layer 2 chains and multi-chain ecosystems like Cosmos. I’d like to explain: Layer 2 is the term of separate blockchains (or “side chains”) which are running next to Ethereum to bring in more scalabolity and cheaper transaction costs without losing the security…2 min read2 min read
Apr 4, 2022I am using AWS to achieve this, the outcome should be as follows. For numbers 0 to 11, they will be available atStep by Step guide to creating your own NFT — CryptoPunks or Pudgy Penguins1235Steve NgYour should never use centralized Storage like AWS for NFTs.Your should never use centralized Storage like AWS for NFTs. Why? NFTs are supposed to live forever, at least as long as Ethereum nodes are running. We can't say the same about AWS. Also, once your creditcard is not paying any more your AWS space, any NFT you have already sold would get invalid.1 min read1 min read
Jan 27, 2022How OpenSea allows Cross-Site-Scripting Attacks (XSS)Did you know that OpenSea allows us to inject any custom code into their StoreFront via MetaData returned by a SmartContract, virtually performing an XSS attack, even without requiring advanced XSS techniques? Crypto-Twitter was running wild today when someone told us that OpenSea allows the embedding of custom JavaScript: …3 min read3 min read
Published in CryptoStars·Jan 22, 2022From Edward Snowden to NFT: what actually is Web3?People suddenly start their own crypto newsfeed, call it “web3” and everything I can find there is exclusively related to NFT. Please keep in mind: web3 has been around (2014) before NFT was cool (2021) yet and before ERC-721 (2018/01/24) was invented. web3 encompasses conceptually and also technically much more…7 min read7 min read
Published in CryptoStars·Jan 2, 2022Another day, another Blockchain was announcedWhat do you guys actually think when someone announces a new Blockchain these days? Are you tired of someone reinventing the wheel for the hundredth time? Are you wondering what specific use case could be solved here that hasn’t already been solved plenty times before? Do you fear some scammy…Blockchain6 min readBlockchain6 min read
Nov 26, 2021…nlike ERC-721, if one were to transfer multiple NFTs, each NFT would require a single transaction — because each NFT is represented by a single smart contract. This results in exorbitantly high transaction costs when minting or trading individual NFTs. The ER…Your Guide to ERC-1155: Comparing ERC-721 to ERC-115532Deric ChengThis is not true actually.This is not true actually. The Smart Contract is the "whole thing", which can store a billion (and even more) of different NFTs represented by its own Token ID. What you mean is that a ERC-721 does not define batch-transfers where a bunch of Tokens can get transferred with a…1 min read1 min read
