I would argue in this narrow case - I would not point to nefarious undercurrents. Google's ML mail spam models are that way because there's too many bad actors. Email, even in 2019, still extremely valuable. If you can get into people's email inbox, there's still quite high conversion rate - better than clicks/videos on a pure percentage basis. Even the author wants to reach out to people in a cold fashion. As a gmai…
"As a business owner, I'm continuously having to do things so I don't end up in spam. Less images, specific wording and the list goes on." We[1] run our own mail and DNS servers and, as you might imagine, have never sent a single HTML email or any email with any kind of "element" in it, etc. Just plain, ASCII text. We've got a 15 year clean IP, perfect score on the "mail config checkers" and almost every single email…
It would be good to have a central registry of mail forwarders so that SPAM is not detected against registered IPs and then issues can be followed up directly with anyone who abuses the system. Do you really want to greylist Amazon SES because one of its users sends out spam?