But usenet and email use the same technique for threading (message-ids and refs). It works like a charm in Thunderbird and Outlook for example. The problem is t

But usenet and email use the same technique for threading (message-ids and refs). It works like a charm in Thunderbird and Outlook for example. The problem is that this seems to complex for "regular Joe" so more and more providers are ending up with "conversation view" where they group all mails in single thread and then display it in linear way, which is "odd" to say the least…