I did not think of this, if I understand the license correctly an AGPL webserver used to host third-party websites would only require the ability to download th

I did not think of this, if I understand the license correctly an AGPL webserver used to host third-party websites would only require the ability to download the source of the webserver, while a whit SSPL it would require the ability to download the source for both the infrastructure and the hosted application. Definitely a different tradeoff that many would not have been confortable in choosing.