Chai-Wallah Print-and-play prototype of a fast-paced trading game by former Twitter engineer Rael Dornfest. #link 2013.09.18 @ 12:51 // Aux // You were reading Chai-Wallah, a link posted with comment by MacDara Conroy. It is filed under Aux and was published in September 2013. If you liked what you read here, you can follow this site on Twitter @MacDaraBlogs or via reader feed, and find many more entries in the Archive. You can also buy me a Ko-fi.