castAR, the augmented reality company co-founded by Jeri Ellsworth, shut down without completing the development of its AR system. This marked the end of this specific venture for Ellsworth, despite initial promise and funding.

Jeri Ellsworth, along with Rick Johnson, announced the development of the augmented reality development system castAR, after leaving Valve. They planned to fund it through Kickstarter, marking a significant step in Ellsworth's entrepreneurial ventures in AR technology.