I like reading performance-related articles, or just thinking about performance. It feels so rewarding when you can make something use fewer resources, run faster or more efficiently. It might be my competitive programming background, but I would rather spend 5 hours improving performance by 10% than doing sales that would actually bring in money...
> rather spend 5 hours improving performance by 10% than doing sales that would actually bring in money...
And often that's a false dichotomy.
This website collects many such examples, where more performance was linked to more sales/etc: https://wpostats.com