<s>
TypeRacer	B-Device
is	O
a	O
multiplayer	B-Application
online	I-Application
browser-based	B-Protocol
typing	B-Application
game	O
.	O
</s>
<s>
In	O
TypeRacer	B-Device
,	O
players	O
complete	O
typing	B-Application
tests	O
of	O
various	O
texts	O
as	O
fast	O
as	O
possible	O
,	O
competing	O
against	O
themselves	O
or	O
with	O
other	O
users	O
online	O
.	O
</s>
<s>
TypeRacer	B-Device
was	O
created	O
by	O
programmer	O
Alex	B-Device
Epshteyn	I-Device
,	O
using	O
the	O
OpenSocial	B-Application
application	B-General_Concept
programming	I-General_Concept
interface	I-General_Concept
(	O
API	B-General_Concept
)	O
and	O
the	B-Application
Google	I-Application
Web	O
Toolkit	O
.	O
</s>
<s>
Epshteyn	O
is	O
a	O
former	O
intern	O
at	O
Google	B-Application
and	O
graduate	O
of	O
the	O
University	O
of	O
Massachusetts	O
Amherst	O
with	O
a	O
Master	O
's	O
degree	O
in	O
computer	B-General_Concept
science	I-General_Concept
.	O
</s>
<s>
He	O
was	O
inspired	O
to	O
create	O
a	O
competitive	O
multiplayer	O
typing	B-Application
game	O
because	O
the	O
Windows	B-Application
shareware	B-License
program	O
he	O
used	O
to	O
learn	O
touch	B-Device
typing	I-Device
lacked	O
a	O
multiplayer	O
mode	O
.	O
</s>
<s>
Although	O
older	O
games	O
,	O
such	O
as	O
The	B-Application
Typing	I-Application
of	I-Application
the	I-Application
Dead	I-Application
,	O
had	O
launched	O
before	O
Epshteyn	O
's	O
conception	O
of	O
TypeRacer	B-Device
,	O
the	O
existence	O
of	O
such	O
were	O
unbeknownst	O
to	O
him	O
due	O
to	O
his	O
self-described	O
inexperience	O
in	O
the	O
gaming	O
community	O
.	O
</s>
<s>
When	O
a	O
former	O
engineer	O
from	O
the	O
hallmark	O
typing	B-Application
game	O
Mavis	B-Device
Beacon	I-Device
Teaches	I-Device
Typing	I-Device
contacted	O
Epshteyn	O
regarding	O
TypeRacer	B-Device
,	O
he	O
expressed	O
approval	O
for	O
the	O
project	O
on	O
behalf	O
of	O
the	O
Beacon	O
team	O
.	O
</s>
<s>
TypeRacer	B-Device
was	O
listed	O
among	O
PC	O
Magazines	O
"	O
Top	O
100	O
Undiscovered	O
Web	O
Sites	O
of	O
2008	O
"	O
.	O
</s>
<s>
Players	O
compete	O
by	O
racing	B-Device
miniature	O
cars	O
that	O
advance	O
as	O
the	O
users	O
type	O
various	O
passages	O
.	O
</s>
<s>
For	O
racing	B-Device
,	O
there	O
is	O
the	O
default	O
(	O
"	O
maintrack	O
"	O
)	O
option	O
,	O
where	O
players	O
race	O
against	O
each	O
other	O
by	O
typing	B-Application
randomly	O
selected	O
quotes	O
from	O
a	O
database	O
.	O
</s>
<s>
Practice	O
racing	B-Device
,	O
or	O
"	O
ghosting	O
"	O
,	O
is	O
the	O
game	O
's	O
single-player	O
option	O
where	O
players	O
can	O
type	O
any	O
text	O
on	O
demand	O
,	O
and	O
save	O
up	O
to	O
five	O
races	O
.	O
</s>
<s>
When	O
typing	B-Application
text	O
selections	O
,	O
accuracy	O
is	O
required	O
;	O
any	O
typing	B-Application
errors	O
detected	O
in	O
spelling	O
,	O
capitalization	O
or	O
punctuation	O
must	O
be	O
fixed	O
by	O
the	O
player	O
before	O
continuing	O
with	O
the	O
race	O
.	O
</s>
<s>
The	O
typing	B-Application
passages	O
are	O
popular	O
culture	O
references	O
and	O
come	O
from	O
songs	O
,	O
films	O
,	O
television	O
shows	O
,	O
video	O
games	O
and	O
books	O
.	O
</s>
<s>
When	O
racing	B-Device
,	O
the	O
words	B-Device
per	I-Device
minute	I-Device
(	O
wpm	B-Device
)	O
speed	O
recorded	O
from	O
a	O
given	O
user	O
are	O
compiled	O
and	O
used	O
to	O
generate	O
metrics	O
like	O
a	O
player	O
's	O
all-time	O
average	O
and	O
their	O
last	O
ten	O
averages	O
.	O
</s>
<s>
TypeRacer	B-Device
has	O
taken	O
repeated	O
measures	O
to	O
restrict	O
the	O
use	O
of	O
cheats	O
including	O
measures	O
such	O
as	O
keystroke	O
replays	O
and	O
a	O
captcha	O
anticheat	O
that	O
requires	O
users	O
who	O
achieve	O
over	O
100	O
wpm	B-Device
in	O
a	O
race	O
to	O
complete	O
a	O
CAPTCHA	O
.	O
</s>
<s>
After	O
a	O
player	O
completes	O
a	O
race	O
,	O
five	O
metrics	O
measure	O
the	O
user	O
's	O
performance	O
:	O
registered	O
wpm	B-Device
,	O
unlagged	O
wpm	B-Device
,	O
accuracy	O
,	O
points	O
,	O
and	O
rank	O
.	O
</s>
<s>
Registered	O
wpm	B-Device
is	O
how	O
fast	O
the	O
website	O
has	O
calculated	O
a	O
player	O
's	O
speed	O
average	O
throughout	O
the	O
text	O
.	O
</s>
<s>
It	O
is	O
measured	O
in	O
a	O
way	O
that	O
prevents	O
cheaters	O
from	O
manually	O
sending	O
scores	O
to	O
the	O
website	O
,	O
which	O
means	O
there	O
is	O
often	O
lag	O
that	O
lowers	O
a	O
player	O
's	O
wpm	B-Device
count	O
.	O
</s>
<s>
The	O
unlagged	O
wpm	B-Device
is	O
a	O
player	O
's	O
actual	O
speed	O
.	O
</s>
<s>
There	O
are	O
many	O
"	O
universes	O
"	O
in	O
TypeRacer	B-Device
.	O
</s>
<s>
These	O
are	O
branches	O
of	O
the	O
main	O
site	O
dedicated	O
to	O
a	O
specific	O
aspect	O
of	O
typing	B-Application
.	O
</s>
