It's important to understand that practicing researchers are targeting each other as the audience, and not laypeople. It's simply not the scientist's job to inform or entertain you when they work in that mode. Some choose to do popular writing as well - Carl Sagan is a very successful example. But not all, and that's OK.
Most excellent scientists are busy doing useful things other than popular blogs and magazine articles. Same for judges, doctors, engineers and other busy, specialized professionals.
This is only three quaters true. The rules of any funding commmitee will include public outreach, and getting yourself published in the popular really will help you get your next grant.
But all that often has an artificial feel to it, and day to day the job of scientists is to explain things too, and compete with, one another.
Most excellent scientists are busy doing useful things other than popular blogs and magazine articles. Same for judges, doctors, engineers and other busy, specialized professionals.