Very often our customers in Zerocracy expect software architects to be very knowledgeable in the tech stack they are going to use in their projects. Even though it doesn't hurt, but this is not what software architects are for. An architect is not going to be the knowledge provider in the project, instead, he or she has to know where to find the right experts, how to engage them, how to motivate them, and how to deal with the information flow they provide and programmers work with. Soft skill is what differ an architect from a regular programmer.
The full video is here: https://youtu.be/_XPonwxsXGI