Arnt Gulbrandsen wrote:
Alexey Melnikov answers Ned Freed:
Indeed. I don't believe I've ever seen a publicly available client
capable of it either.
Polymer can do that, even though it is hardly a mainstream client.
I am trying to remember (from the Lemonade interop event) if there
was one more client.
I've (once) seen server log entries that showed either BURL/CHUNKING
or IMAP CATENATE in the wild, can't remember which. No idea what client.
One swallow does not a summer make.
I am not arguing for advancement to Draft Standard yet ;-).