What are some features of Æternity?

What are some key features that make Æternity stand out in the world of cryptocurrency and blockchain technology? Are there any innovative elements in its design or functionality that set it apart from other similar platforms? How does Æternity aim to improve upon existing issues or limitations within the industry? Is it focusing on scalability, security, or perhaps a unique consensus mechanism? I'm curious to learn more about what makes Æternity unique and what its developers envision for its future development and adoption.