One of my favorite of the traditional design patterns in object oriented languages. Now obviously when you get pattern matching in your language... you don't need the visitor pattern anymore.

A good balanced post on the topic. Maybe we'll finally see a resurgence of real research innovation and not just stupid scaling at all costs. Reliability will stay the important factor of course and this one is still hard to crack.

It tries hard at not being a "get off my lawn" post. It clearly points some kind of disconnects though. They're real. I guess it's to be expected with the breadth of our industry. There are so many abstractions piled onto each other that it's difficult to explore them all.