> This issue is so furiously divisive, and I feel like it brings out the worst in HN. I'm from a web dev background. Some of the comments here make me feel like I should be ashamed of that fact.

I'm an embedded devices programmer and I'm proud of it. Proud to know a little bit about my hardware, and proud to get the most out of it. And I'm ashamed when I find a more efficient way to do something: it's not an optimisation but a bug fix.