It’s just not enough when it’s a multi-service backend that you want to run on your local machine, plus IDE, a browser, and a few well known electron/react native apps that play music and let you chat with your colleagues.
This is the whole point: devs with 32gb/64gb machines looking at their own app taking 1gb aren't going to realize that for many people this is 25% of the available non-os ram (8g system with 4g free non kernel / other.