The video presented by ArthurB on Twitter about Tezos is a great way to demonstrate the viability of the product. It provides a clear and concise explanation of the benefits of Tezos and why it can be a great investment for those interested in cryptocurrency. It also provides a humorous take on the situation, which is why ArthurB asked if it was really helping. The answer is yes, as the video does a great job of presenting Tezos in a positive light. It is a great way to get people interested in the product and to understand why it is so beneficial.