<s>
Blue	B-Protocol
Wave	I-Protocol
is	O
a	O
file-based	O
offline	B-Protocol
mail	I-Protocol
reader	I-Protocol
that	O
was	O
popular	O
among	O
bulletin	B-Application
board	I-Application
system	I-Application
users	O
,	O
especially	O
users	O
of	O
FidoNet	O
and	O
other	O
networks	O
that	O
generated	O
large	O
volumes	O
of	O
mail	O
.	O
</s>
<s>
The	O
name	O
"	O
Blue	B-Protocol
Wave	I-Protocol
"	O
originally	O
referred	O
to	O
the	O
client	O
software	O
,	O
but	O
as	O
new	O
clients	O
were	O
written	O
that	O
supported	O
the	O
same	O
file	O
format	O
,	O
the	O
name	O
came	O
to	O
refer	O
primarily	O
to	O
the	O
format	O
itself	O
.	O
</s>
<s>
Blue	B-Protocol
Wave	I-Protocol
developed	O
after	O
Fred	O
Rappuhn	O
and	O
George	O
Hatchew	O
met	O
at	O
a	O
picnic	O
arranged	O
for	O
local	O
area	O
sysops	O
.	O
</s>
<s>
Rappuhn	O
concentrated	O
on	O
the	O
offline	B-Protocol
reader	I-Protocol
,	O
while	O
Hatchew	O
concentrated	O
on	O
the	O
BBS	B-Protocol
door	I-Protocol
program	O
that	O
would	O
convert	O
the	O
BBS	O
message	O
system	O
to	O
a	O
Blue	B-Protocol
Wave	I-Protocol
format	O
.	O
</s>
<s>
The	O
first	O
version	O
was	O
released	O
to	O
the	O
public	O
20	O
September	O
1990	O
,	O
marketed	O
via	O
their	O
company	O
,	O
Blue	B-Protocol
Wave	I-Protocol
Software	O
.	O
</s>
<s>
Another	O
offline	O
mail	O
packet	O
format	O
called	O
QWK	O
was	O
created	O
in	O
1987	O
,	O
but	O
only	O
ran	O
on	O
the	O
commercial	O
PCBoard	B-Protocol
system	O
.	O
</s>
<s>
It	O
remained	O
less	O
widely	O
used	O
than	O
Blue	B-Protocol
Wave	I-Protocol
until	O
new	O
QWK	O
doors	O
appeared	O
covering	O
many	O
of	O
the	O
same	O
BBS	O
systems	O
.	O
</s>
<s>
The	O
Blue	B-Protocol
Wave	I-Protocol
client	O
software	O
was	O
then	O
adapted	O
to	O
allow	O
it	O
to	O
read	O
and	O
write	O
QWK	O
as	O
well	O
as	O
Blue	B-Protocol
Wave	I-Protocol
files	O
.	O
</s>
<s>
Rappuhn	O
was	O
hired	O
as	O
a	O
programmer	O
by	O
Electronic	O
Data	O
Systems	O
(	O
EDS	O
)	O
in	O
September	O
1991	O
and	O
was	O
unable	O
to	O
continue	O
development	O
for	O
Blue	B-Protocol
Wave	I-Protocol
Software	O
.	O
</s>
<s>
Blue	B-Protocol
Wave	I-Protocol
Software	O
dissolved	O
and	O
Hatchew	O
started	O
Cutting	O
Edge	O
Computing	O
to	O
continue	O
development	O
.	O
</s>
<s>
Like	O
QWK	O
,	O
Blue	B-Protocol
Wave	I-Protocol
message	O
files	O
consisted	O
of	O
a	O
selection	O
of	O
seemingly	O
randomly	O
named	O
files	O
.	O
</s>
<s>
The	O
Blue	B-Protocol
Wave	I-Protocol
packet	O
format	O
has	O
also	O
been	O
supported	O
by	O
other	O
offline	B-Protocol
mail	I-Protocol
readers	I-Protocol
such	O
as	O
BlueMail	O
,	O
MultiMail	O
,	O
and	O
Wolverine	O
.	O
</s>
<s>
A	O
tool	O
called	O
bwave2mbox	O
is	O
also	O
available	O
to	O
convert	O
Blue	B-Protocol
Wave	I-Protocol
packets	O
to	O
mbox	B-Application
files	O
.	O
</s>
<s>
The	O
Y2K	B-Error_Name
date	O
problem	O
hit	O
Blue	B-Protocol
Wave	I-Protocol
,	O
like	O
so	O
many	O
other	O
programs	O
.	O
</s>
<s>
The	O
Blue	B-Protocol
Wave	I-Protocol
Reader	O
that	O
the	O
end	O
users	O
use	O
to	O
read	O
their	O
mail	O
exhibited	O
the	O
problem	O
by	O
the	O
addition	O
of	O
a	O
numerical	O
digit	O
leading	O
the	O
TO	O
:	O
name	O
in	O
the	O
header	O
.	O
</s>
<s>
The	O
Blue	B-Protocol
Wave	I-Protocol
Door	O
on	O
the	O
BBS	O
 '	O
exhibited	O
the	O
problem	O
by	O
creating	O
three	O
digit	O
years	O
where	O
there	O
should	O
have	O
been	O
a	O
two	O
digit	O
year	O
.	O
</s>
<s>
Several	O
fixes	O
not	O
directly	O
related	O
to	O
Blue	B-Protocol
Wave	I-Protocol
were	O
created	O
but	O
they	O
worked	O
on	O
the	O
actual	O
messages	O
after	O
they	O
had	O
been	O
imported	O
into	O
the	O
local	O
message	O
bases	O
.	O
</s>
<s>
Another	O
Y2K	B-Error_Name
fix	O
was	O
created	O
and	O
released	O
in	O
October	O
2005	O
.	O
</s>
<s>
This	O
fix	O
is	O
a	O
patch	O
to	O
the	O
binary	O
date	O
library	O
provided	O
by	O
the	O
Borland	O
International	O
C++	O
libraries	O
that	O
the	O
Blue	B-Protocol
Wave	I-Protocol
Door	O
and	O
Reader	O
programs	O
are	O
compiled	O
with	O
.	O
</s>
