Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Echo Lake was perhaps the most notable multimedia software product produced by Delrina, which debuted in February 1995. It was touted internally as a cross [of] Quark Xpress and Myst". It featured an immersive 3D environment where a user could go to a virtual desktop in a virtual office and assemble video and audio clips along with images, and then print them out as either a virtual book other users of the program could use, or for print. It was a highly innovative product for its time, and ultimately was hampered by the inability of many users able to input their own multimedia content easily into a computer from that period. "