Looking at popularity of similar design on iOS it would be surprising “non-technical” users like it. People HATE new iOS. Low contrast, not clear layering and focus, things being moved around for unknown reasons.
Also who uses MacOs beaides developers? Majority are creative prosumers in arts/design and they are even more annoyed by messed up designs. What you are left with are lawyers, writers, students? I guess they might like it.
I said that in the next sentence. Than again this is really true only in US. In rest of the world (including europe) Macs are seen as luxury environment.
Macs are not seens as a luxury environment in Sweden at least.
Of the people I know only old folks, gamers and some techies own PCs. A lot of people will however just use whatever wintel laptop their employer provides them with.