I've found Sierra to be very disappointing. A few new features I'll never use, and things I do use everyday are now broken, e.g., the new PDFKit broke Skim ann

I've found Sierra to be very disappointing. A few new features I'll never use, and things I do use everyday are now broken, e.g., the new PDFKit broke Skim annotations. Sigh. The new machine actually looks ok to me, though I agree the advance over the previous model seems very incremental.