> Users are the best testers and it's not really a big deal if 2% of your users see a bug for 10 minutes. This is the product engineer mindset. Your job is to

> Users are the best testers and it's not really a big deal if 2% of your users see a bug for 10 minutes. This is the product engineer mindset. Your job is to deliver value, and you use tools that deem appropriate and most efficient. But most engineers tend to be disconnected from value (both by their own choice, and by organization structure). When you don't know what the value of what you're producing is, you start clinging to other signals, most of which are actually noise.