Earlier quoted context omitted.
> There are two camps: the we-should-just-use-irc camp, and the we-need-every-feature camp. I'm firmly in the "email should be used for substantive discussions" camp, but ever since we got the bandwidth and CPU necessary for the internet to not be a primarily text-based medium, the illiterates took over and that was the end of that.
Email: Two use cases. With email, how can I subscribe to conversations I'm interested in? Mailing lists are nice, but we have no real way to make mailing lists that start and stop on the fly like a chat channel in a way that is searchable to the entire organization during or after the fact. What email list system allows for quick creation and the ability for everyone in an organization to know that a conversation is…
This would also be acceptable IMO. Any medium that enables asynchronous long-form written communication has advantages that are fundamentally impossible for any synchronous chat medium to match.
It turns out that listservs have successfully done this for decades. If there was even a fraction of the effort invested in this communication style as is invested in reinventing IRC with emoji and reaction gifs, I'm sure it would be even better.