You may have heard about a Danish study that supposedly showed that wearing a mask doesn't protect you against Covid-19. Since I just wrote a whole series of posts on how to protect yourself and others with masks, I want to address that study and how it affects my thinking about masking. (Short answer: It doesn't change anything.)Before doing that, I need to set some … [Read more...] about The Danish mask study and the evidence for community masking
Science
Windy’s Guide to Masks – Part 4: Mask Use and Care
This is the fourth and final part of my four part guide to Covid masks. In Part 1, I introduced some concepts and explained the limits to my knowledge, in Part 2, I went over some basic information about masks, and in Part 3, I went into some detail about buying masks. In this part, I'll talk about a few alternative masks, and I'll go over some basic mask care.As I said … [Read more...] about Windy’s Guide to Masks – Part 4: Mask Use and Care
Windy’s Guide to Masks – Part 2: Types of Masks
This is Part 2 of my four-part guide to Covid masks. In Part 1, I introduced some concepts and explained the limits to my knowledge. In this part, I'll talk a bit about various kinds of masks.As I said before, I am not an expert in this field. I've seriously considered not posting anything at all for fear giving out bad information. But the thing is...I think I know some … [Read more...] about Windy’s Guide to Masks – Part 2: Types of Masks
Windy’s Guide to Masks – Part 1: Basics
Like many people, I've spent some times lately learning a few things about masks. I wanted to share some of what I learned, because I think it will be helpful. However, I'm doing this with some trepidation because...I'm not entirely sure this is the right thing to do.That's because, to be very clear, I am not an expert in this field.What I am is curious about the … [Read more...] about Windy’s Guide to Masks – Part 1: Basics
The difference between data and a model
I saw that Donald Trump retweeted this and -- after getting over the fact that the President of the United States was retweeting pandemic analysis from an anonymous dude calling himself "bad cat" -- I wanted to respond to some of the things in the thread:In general, he's talking about charts of confirmed U.S. Covid-19 case counts per day, like this one that I posted on … [Read more...] about The difference between data and a model