

To add, e.g. reddit took years to become a great platform and it also degradation takes years, as the alternatives will also take years to build. Although some of the issues will probably follow too unless addressed some way. I don’t think the federation is a silver bullet but I’m hopefull that it’s a big step forward.
Probably benefits grow when you shift from simple emails to more complex ones. If you have to send quite a few emails per day and if you can do that quicker and/or better then there’s benefit in using the tools.
After all someone came up with an idea to do away something as simple as us writing ’BR, my name, my company’ in the end of the email - and pretty sure no one would give up that simple feature.