I think the point isn't that they didn't think it should be patented, more that they really weren't interested in that level of detail generally. It is trivial

I think the point isn't that they didn't think it should be patented, more that they really weren't interested in that level of detail generally. It is trivial but lots of trivial things put together can make for the improved user experience that distinguishes products you can charge top dollar for from the sort of mass market machines Dell turn out.