Emailing comments is possible even with a comment system, assuming the site owner discloses it. But it is invisible to others, as most blogs are not going to cu

Emailing comments is possible even with a comment system, assuming the site owner discloses it. But it is invisible to others, as most blogs are not going to curate emails into a "Letter to the Editor" section of the website. Substack is an email newsletter platform and even that has a comment system.