What we keep learning about legacy modernization, modularization, and where AI actually belongs, from the teams who run IBM z mainframe and IBM i every day.
The market split legacy modernization into analysis platforms and conversion tools. Between the map and the destination is the structural step where programs actually stall. That is where we chose to work.
Everyone jumps to the destination, cloud, Java, APIs. The step that decides whether any of it works is the one that usually gets passed over. Here is what the teams running these systems keep telling us about it.