I'm not totally happy with Substack, but it's easy to use and takes no time to set up. Also, I think their core idea is that most posts can really be reduced to

I'm not totally happy with Substack, but it's easy to use and takes no time to set up. Also, I think their core idea is that most posts can really be reduced to a dense email, and if we make it easy to send those, we'll do great.