for those of us who used psion PDAs back in the '90s, you'll remember steve litchfield, the curator of the 3lib psion software site. these days he's got a couple of phone-related websites, and a youtube channel, where he just posted his preview of the gemini. check it out!
https://www.youtube.com/watch?v=QYsJEvDhXVg&t=301s-- eliyahu