Complex sentence: It features a $345,000 computer/electro-mechanical energy system that occupies the entire 9th floor, and was considered "state-of-the-art" and was derived from space technology.
Split into simpler sentences: It features a $345,000 computer/electro-mechanical energy system that occupies the entire 9th floor. Considered "state-of-the-art", it was derived from space technology.