<s>
Propeller	O
was	O
a	O
social	O
news	O
aggregator	O
operated	O
by	O
AOL-Netscape	O
.	O
</s>
<s>
It	O
was	O
similar	O
to	O
Digg	B-Application
;	O
users	O
could	O
vote	O
for	O
which	O
stories	O
are	O
to	O
be	O
included	O
on	O
the	O
front	O
page	O
and	O
could	O
comment	O
on	O
them	O
as	O
well	O
.	O
</s>
<s>
It	O
was	O
maintained	O
by	O
Weblogs	B-Application
,	I-Application
Inc	I-Application
.	I-Application
CEO	O
Jason	O
Calacanis	O
until	O
he	O
left	O
AOL	O
in	O
November	O
2006	O
.	O
</s>
<s>
Netscape	B-Protocol
's	O
market	O
share	O
had	O
been	O
declining	O
for	O
over	O
a	O
year	O
at	O
the	O
time	O
of	O
the	O
change	O
over	O
.	O
</s>
<s>
Propeller	O
was	O
hosted	O
on	O
the	O
Netscape.com	O
domain	O
from	O
June	O
2006	O
to	O
September	O
2007	O
when	O
it	O
was	O
replaced	O
by	O
the	O
AOL	O
Netscape	B-Protocol
generic	O
portal	O
.	O
</s>
<s>
Soon	O
after	O
the	O
release	O
of	O
the	O
new	O
site	O
,	O
a	O
story	O
entitled	O
"	O
Netscape	B-Protocol
's	O
Blunder	O
"	O
was	O
the	O
top	O
rated	O
story	O
.	O
</s>
<s>
This	O
creates	O
a	O
slightly	O
different	O
environment	O
from	O
Digg	B-Application
,	O
as	O
Digg	B-Application
's	O
homepage	O
rankings	O
are	O
based	O
solely	O
on	O
user	O
votes	O
,	O
where	O
Propeller	O
's	O
are	O
based	O
on	O
both	O
.	O
</s>
<s>
This	O
group	O
was	O
run	O
by	O
Ryan	O
Budke	O
and	O
made	O
up	O
of	O
Weblogs	B-Application
,	I-Application
Inc	I-Application
.	I-Application
bloggers	O
,	O
Propeller	O
power	O
users	O
and	O
celebrities	O
,	O
including	O
Wil	O
Wheaton	O
.	O
</s>
<s>
These	O
users	O
were	O
called	O
Navigators	O
until	O
the	O
relaunch	O
of	O
the	O
Netscape	B-Protocol
Navigator	I-Protocol
browser	O
,	O
at	O
which	O
point	O
the	O
name	O
was	O
changed	O
to	O
avoid	O
confusion	O
.	O
</s>
