<s>
A	O
site	B-License
license	I-License
is	O
a	O
type	O
of	O
software	B-License
license	I-License
that	O
allows	O
the	O
user	O
to	O
install	O
a	O
software	O
package	O
in	O
several	O
computers	O
simultaneously	O
,	O
such	O
as	O
at	O
a	O
particular	O
site	O
(	O
facility	O
)	O
or	O
across	O
a	O
corporation	O
.	O
</s>
<s>
The	O
latter	O
is	O
called	O
a	O
concurrent	O
site	B-License
license	I-License
.	O
</s>
<s>
The	O
usage	O
of	O
the	O
term	O
dates	O
back	O
to	O
1950s	O
,	O
when	O
mainframes	B-Architecture
limited	O
to	O
a	O
specific	O
sites	O
were	O
being	O
used	O
.	O
</s>
<s>
Site	B-License
licenses	I-License
are	O
sometimes	O
called	O
multiseat	O
licenses	O
in	O
implied	O
distinction	O
from	O
individual	O
(	O
single-seat	O
)	O
licenses	O
;	O
this	O
usage	O
parallels	O
the	O
terminology	O
of	O
multiseat	B-Operating_System
configurations	I-Operating_System
for	O
mainframes	B-Architecture
,	O
with	O
the	O
same	O
figurative	O
analogy	O
of	O
multiple	O
workers	O
each	O
seated	O
in	O
front	O
of	O
an	O
instance	O
(	O
one	O
terminal	B-General_Concept
or	O
one	O
copy	O
of	O
the	O
application	O
)	O
.	O
</s>
<s>
A	O
different	O
inconvenience	O
was	O
copy	B-Application
protection	I-Application
,	O
which	O
was	O
deprecated	O
as	O
crippleware	O
.	O
</s>
