Expand the definition of Stack Overflow from programmers and developers to all technology enthusiasts.
IsIs this specifically about SO? Or about SE? If it's about SO, you're changing more than visual identity- that would be a scope change. SO is not about "all technology". the diagram helped clarify this specifically about SO? Or about SE? If it's about SO, you're changing more than visual identity- that would be a scope change. SO is not about "all technology".
How far are you going to go with the rebrand of Stack Exchange to Stack Overflow? Are you changing site domain names as well? Going part way will be just as confusing, or maybe even more confusing. Even if you go all the way you can, and change all the references to "Stack Exchange" within the network, there will be references outside of the network that you don't have direct control over. I don't think the current state of "SO"/"SE" is that confusing.
Be welcoming to a new and wider enthusiast audience, while still appealing to our core audience of subject matter experts.
It's been for professionals and enthusiasts from the beginning, no? Didn't the tour page used to say so?