At the time federation was not that special. E-Mail was federated and Jabber/XMPP was federated too. So it was expected, that the successor (as which Wave was m

At the time federation was not that special. E-Mail was federated and Jabber/XMPP was federated too. So it was expected, that the successor (as which Wave was marketed) of e-mail was federated too. The real time aspects, on the other hand, were pretty amazing at the time. From todays perspective the reverse might be true ;-)