Working software is the primary measure of progress.
Seeing is believing.
Until people can see and touch the results of a Story or a Feature, it’s just an abstract concept, so the demonstration of working, tested systems to Customers (or their proxies) is a concrete, seminal moment. To this end, depending on the scope of the Solution, there are three demos prescribed in SAFe: the Solution Demo, the System Demo, and the Team Demo. The system demo provides an aggregated view of all of the new system that has been delivered by all the teams on the Agile Release Train (ART), while the solution demo is ...