<s>
Erwise	B-Protocol
is	O
a	O
discontinued	O
pioneering	O
web	B-Application
browser	I-Application
,	O
and	O
the	O
first	O
available	O
with	O
a	O
graphical	B-Application
user	I-Application
interface	I-Application
.	O
</s>
<s>
Released	O
in	O
April	O
1992	O
,	O
the	O
browser	B-Application
was	O
written	O
for	O
Unix	B-Application
computers	O
running	O
X	B-Operating_System
and	O
used	O
the	O
W3	B-Protocol
common	I-Protocol
access	I-Protocol
library	I-Protocol
.	O
</s>
<s>
Erwise	B-Protocol
was	O
the	O
combined	O
master	O
's	O
project	O
of	O
four	O
Finnish	O
students	O
at	O
the	O
Helsinki	O
University	O
of	O
Technology	O
(	O
now	O
merged	O
into	O
Aalto	O
University	O
)	O
:	O
Kim	O
Nyberg	O
,	O
Teemu	O
Rantanen	O
,	O
Kati	O
Suominen	O
and	O
Kari	O
Sydänmaanlakka	O
.	O
</s>
<s>
The	O
group	O
decided	O
to	O
make	O
a	O
web	B-Application
browser	I-Application
at	O
the	O
suggestion	O
of	O
Robert	O
Cailliau	O
,	O
who	O
was	O
visiting	O
the	O
university	O
,	O
and	O
were	O
supervised	O
by	O
Ari	O
Lemmke	O
.	O
</s>
<s>
The	O
development	O
of	O
Erwise	B-Protocol
halted	O
after	O
the	O
students	O
graduated	O
and	O
went	O
on	O
to	O
other	O
projects	O
.	O
</s>
<s>
The	O
name	O
Erwise	B-Protocol
originates	O
from	O
otherwise	O
and	O
the	O
name	O
of	O
the	O
project	O
group	O
,	O
OHT	O
.	O
</s>
<s>
For	O
the	O
web	O
to	O
be	O
popularized	O
,	O
Tim	O
Berners-Lee	O
knew	O
that	O
what	O
people	O
wanted	O
was	O
a	O
GUI-based	O
browser	B-Application
-	O
one	O
that	O
could	O
target	O
multiple	O
operating	B-General_Concept
systems	I-General_Concept
,	O
and	O
most	O
importantly	O
,	O
be	O
easy-to-use	O
for	O
the	O
technologically-challenged	O
.	O
</s>
<s>
At	O
the	O
time	O
,	O
personal	B-Device
computers	I-Device
were	O
also	O
confusing	O
to	O
some	O
people	O
that	O
were	O
not	O
experienced	O
with	O
technology	O
.	O
</s>
<s>
Alpha	O
release	O
available	O
by	O
anonymous	O
FTP	O
from	O
info.cern.ch—binaries	O
only	O
(	O
sun4	B-Device
works	O
,	O
decstation	O
too	O
,	O
display	O
requires	O
Motif	B-Application
)	O
as	O
of	O
15	O
April	O
1992	O
.	O
</s>
<s>
The	O
following	O
are	O
significant	O
characteristics	O
of	O
the	O
browser	B-Application
:	O
</s>
<s>
The	O
links	O
of	O
Erwise	B-Protocol
browser	B-Application
were	O
underlined	O
.	O
</s>
<s>
Erwise	B-Protocol
could	O
execute	O
multiple	O
window	O
operation	O
,	O
though	O
the	O
optional	O
single	O
window	O
mode	O
was	O
also	O
available	O
.	O
</s>
<s>
Erwise	B-Protocol
could	O
open	O
local	O
files	O
.	O
</s>
<s>
Erwise	B-Protocol
had	O
little	O
English	O
documentation	O
.	O
</s>
<s>
Tim	O
Berners-Lee	O
would	O
have	O
continued	O
with	O
the	O
works	O
of	O
Erwise	B-Protocol
.	O
</s>
<s>
He	O
could	O
not	O
do	O
so	O
because	O
Erwise	B-Protocol
's	O
code	O
was	O
documented	O
in	O
the	O
Finnish	O
language	O
.	O
</s>
<s>
Erwise	B-Protocol
crashed	O
on	O
some	O
versions	O
of	O
Unix	B-Application
,	O
which	O
Berners-Lee	O
attributed	O
to	O
poor	O
Motif	B-Application
implementations	O
.	O
</s>
