<s>
Nostalrius	B-Protocol
was	O
a	O
private	O
World	B-Protocol
of	I-Protocol
Warcraft	I-Protocol
server	O
,	O
which	O
opened	O
on	O
February	O
28	O
,	O
2015	O
.	O
</s>
<s>
Stating	O
breach	O
of	O
copyright	O
,	O
Blizzard	O
Entertainment	O
issued	O
the	O
administrators	O
of	O
the	O
server	O
a	O
cease	O
and	O
desist	O
letter	O
,	O
and	O
so	O
the	O
Nostalrius	B-Protocol
server	O
was	O
shut	O
down	O
on	O
April	O
10	O
,	O
2016	O
,	O
leading	O
to	O
outcry	O
on	O
Facebook	O
and	O
Twitter	O
and	O
large-scale	O
coverage	O
in	O
mainstream	O
computing	O
journalism	O
.	O
</s>
<s>
After	O
the	O
conclusion	O
of	O
Nostalrius	B-Protocol
servers	O
,	O
a	O
discussion	O
about	O
the	O
possibility	O
of	O
Blizzard	O
opening	O
official	O
"	O
Legacy	O
"	O
servers	O
had	O
begun	O
.	O
</s>
<s>
One	O
of	O
the	O
biggest	O
discussions	O
on	O
legacy	O
servers	O
came	O
out	O
of	O
the	O
entire	O
Nostalrius	B-Protocol
issue	O
.	O
</s>
<s>
A	O
petition	O
on	O
Change.org	B-Application
received	O
over	O
280,000	O
signatures	O
pleading	O
Blizzard	O
to	O
hear	O
the	O
voices	O
.	O
</s>
<s>
Many	O
famous	O
Youtubers	O
have	O
made	O
videos	O
on	O
this	O
very	O
topic	O
discussing	O
the	O
pros	O
and	O
cons	O
of	O
Legacy	O
servers	O
,	O
and	O
it	O
managed	O
to	O
get	O
the	O
attention	O
of	O
one	O
of	O
the	O
original	O
designers	O
of	O
World	B-Protocol
of	I-Protocol
Warcraft	I-Protocol
,	O
Mark	O
Kern	O
,	O
who	O
supports	O
the	O
idea	O
of	O
Legacy	O
servers	O
.	O
</s>
<s>
On	O
April	O
25	O
,	O
2016	O
,	O
J	O
.	O
Allen	O
Brack	O
responded	O
to	O
the	O
Nostalrius	B-Protocol
discussion	O
.	O
</s>
<s>
On	O
November	O
3	O
,	O
2017	O
,	O
Blizzard	O
announced	O
World	B-Protocol
of	I-Protocol
Warcraft	I-Protocol
:	I-Protocol
Classic	I-Protocol
,	O
an	O
official	O
"	O
vanilla	O
server	O
"	O
,	O
in	O
response	O
to	O
the	O
popularity	O
of	O
Nostalrius	B-Protocol
and	O
Elysium	O
Project	O
.	O
</s>
<s>
After	O
a	O
month	O
or	O
so	O
of	O
large	O
scale	O
protests	O
,	O
Blizzard	O
invited	O
the	O
Nostalrius	B-Protocol
team	O
to	O
the	O
Blizzard	O
HQ	O
to	O
present	O
the	O
case	O
for	O
Vanilla	O
.	O
</s>
<s>
An	O
eighty-page	O
"	O
post-mortem	O
"	O
document	O
describing	O
the	O
development	O
of	O
Nostalrius	B-Protocol
,	O
the	O
problems	O
that	O
happened	O
and	O
some	O
marketing	O
strategies	O
was	O
presented	O
to	O
Blizzard	O
,	O
and	O
after	O
some	O
time	O
,	O
released	O
on	O
the	O
Nostalrius	B-Protocol
forums	O
.	O
</s>
<s>
In	O
the	O
following	O
six	O
months	O
,	O
Blizzard	O
did	O
not	O
respond	O
at	O
all	O
to	O
any	O
communication	O
from	O
the	O
Nostalrius	B-Protocol
team	O
Allen	O
Brack	O
and	O
the	B-Protocol
World	I-Protocol
of	I-Protocol
Warcraft	I-Protocol
development	O
team	O
announced	O
they	O
would	O
not	O
be	O
making	O
any	O
statements	O
about	O
Vanilla	O
at	O
the	O
2016	O
BlizzCon	O
convention	O
.	O
</s>
<s>
Consequently	O
,	O
the	O
Nostalrius	B-Protocol
team	O
released	O
their	O
source	O
code	O
to	O
Valkyrie-WoW	O
,	O
another	O
long-standing	O
private	O
Vanilla	B-Protocol
WoW	I-Protocol
server	O
,	O
hosted	O
in	O
Russia	O
,	O
and	O
the	O
Nostalrius	B-Protocol
servers	O
returned	O
on	O
December	O
17	O
,	O
2016	O
,	O
under	O
the	O
name	O
of	O
Elysium	O
Project	O
,	O
with	O
the	O
player	O
database	O
as	O
it	O
had	O
been	O
just	O
before	O
the	O
shutdown	O
in	O
April	O
.	O
</s>
<s>
In	O
an	O
interview	O
published	O
on	O
November	O
4	O
,	O
2017	O
,	O
by	O
Eurogamer	O
,	O
J	O
.	O
Allen	O
Brack	O
said	O
and	O
they	O
would	O
welcome	O
the	O
involvement	O
of	O
Daemon	O
and	O
Viper	O
,	O
the	O
leads	O
of	O
the	O
Nostalrius	B-Protocol
project	O
in	O
the	O
production	O
of	O
World	B-Protocol
of	I-Protocol
Warcraft	I-Protocol
:	I-Protocol
Classic	I-Protocol
.	O
</s>
<s>
However	O
,	O
at	O
BlizzCon	O
2018	O
,	O
developers	O
Brian	O
Birmingham	O
and	O
John	O
Hight	O
stated	O
that	O
there	O
were	O
no	O
members	O
of	O
the	O
Nostalrius	B-Protocol
team	O
working	O
on	O
WoW	B-Protocol
Classic	I-Protocol
.	O
</s>
