How old is Optimism crypto?

Ah, an intriguing inquiry indeed! Let me see, the paragraph you've referred to doesn't seem to explicitly mention the age of Optimism crypto. It's more focused on the technology and the potential it offers in the blockchain space. But if we were to venture a guess, Optimism crypto, as a concept or a project, is probably younger than some of the more established cryptocurrencies out there. The blockchain and crypto world is constantly evolving, with new projects and innovations emerging all the time. Optimism, being a relatively new entrant, might still be in its early stages of development and adoption. However, the fact that it's gaining attention and traction in the crypto community suggests that it has the potential to make a significant impact in the future. So, to answer your question, Optimism crypto is probably a young upstart in the blockchain world, but one that's showing promising signs of growth and maturity. But to get a more accurate picture, it's always best to delve deeper into the project's history, roadmap, and community.