We do have a number of financial industry customers (e.g. http://www.datomic.com/pellucids-story.html http://www.datomic.com/pellucids-story.html), and they lik

We do have a number of financial industry customers (e.g. http://www.datomic.com/pellucids-story.html http://www.datomic.com/pellucids-story.html), and they like it for the reasons you mention (history/audit-ability), plus a few others: * first-class/annotatable transactions (which Stu mentions in the blog post) * read scalability * local-process query facilitates analytics queries on transactional data without need for ETL * pluggable back-end storage means they can run it on top of what they already have and easily move to something new/better later