Off-chain transactions and improvement of the use of ERC20 tokens provided by 0x is a great feature. I think this project should keep on developing in order to solve many problems associated with Ethereum (scalability, in the first place). See full review

That's an interesting project that will probably be a big step ahead if we compare it to Ethereum, although there are too few accomplished results, so it's early to say if Chainlink is a real thing or just a nice idea. Chainlink is supposed to be a blockchain that interacts with the data that is not on the blockchain (while Ethereum can't do the same). The information on ChainLink gets obtained via Oracle.See full review

Dogecoin is a strange project. Initially, it had nothing special and I think people loved it because of the funny design. It was easier to mine Dogecoin than Bitcoin or Litecoin at that time and I think it was another driver of the coin's popularity. In recent years the dynamics of Dogecoin were good for traders — when other cryptocoins were going down, paradoxically Dogecoin's price was going up. It saved some traders' funds.See full review