This is true. With the emphasis that Agile puts on "blockers" though it becomes apparent that the typical model of having a simple person own a component with m

This is true. With the emphasis that Agile puts on "blockers" though it becomes apparent that the typical model of having a simple person own a component with maybe a backup person or two is problematic. "Only Amy knows that code, and she is working on X which is also critical" is one of the more frequent types of issues that comes up in standups. To combat this, this individual decided to try to reduce the specialization as much as possible. Everyone would do everything was the thought process, so no one could ever hold anything up. This was a non-technical founder of a now dead startup, but it died of the much more typical problem of market fit- they did launch, and the site worked. It may be interesting to mention he was also using entirely offshore development teams.