Note that the use case of PlanGrid is different from anything that the article addresses. The article is actually addressing the things that architects do up un

Note that the use case of PlanGrid is different from anything that the article addresses. The article is actually addressing the things that architects do up until the point that a building goes into being constructed, while PlanGrid is about distributing/sharing _finished_ construction documents to a construction site. Graves points out the weaknesses that exist in software content creation tools.