If you mean Computer, Enhance!'s Performance Aware Programming series, it's ongoing, but the pace is slower than about 1.5years ago. Given how good it is, and h

If you mean Computer, Enhance!'s Performance Aware Programming series, it's ongoing, but the pace is slower than about 1.5years ago. Given how good it is, and how fastidious and comprehensive Casey is, I imagine it doesn't really pay for itself, even with an impressive subscriber count.