<s>
Joost	B-Operating_System
(	O
)	O
was	O
an	O
Internet	O
TV	O
service	O
,	O
created	O
by	O
Niklas	O
Zennström	O
and	O
Janus	O
Friis	O
(	O
founders	O
of	O
Skype	B-Application
and	O
Kazaa	B-Protocol
)	O
.	O
</s>
<s>
During	O
2007	O
–	O
2008	O
Joost	B-Operating_System
used	O
peer-to-peer	O
TV	O
(	O
P2PTV	B-Operating_System
)	O
technology	O
to	O
distribute	O
content	O
to	O
their	O
Mozilla-based	O
desktop	O
player	O
;	O
in	O
late	O
2008	O
this	O
was	O
migrated	O
to	O
use	O
a	O
Flash-based	O
Web	O
player	O
instead	O
.	O
</s>
<s>
Joost	B-Operating_System
began	O
development	O
in	O
2006	O
.	O
</s>
<s>
Working	O
under	O
the	O
code	O
name	O
"	O
The	B-Operating_System
Venice	I-Operating_System
Project	I-Operating_System
"	O
,	O
Zennström	O
and	O
Friis	O
assembled	O
teams	O
of	O
some	O
150	O
software	O
developers	O
in	O
about	O
six	O
cities	O
around	O
the	O
world	O
,	O
including	O
New	O
York	O
City	O
,	O
London	O
,	O
Leiden	O
and	O
Toulouse	O
.	O
</s>
<s>
According	O
to	O
Zennström	O
at	O
a	O
25	O
July	O
2007	O
press	O
conference	O
about	O
Skype	B-Application
held	O
in	O
Tallinn	O
,	O
Estonia	O
,	O
Joost	B-Operating_System
had	O
signed	O
up	O
more	O
than	O
a	O
million	O
beta	O
testers	O
,	O
and	O
its	O
launch	O
was	O
scheduled	O
for	O
the	O
end	O
of	O
2007	O
.	O
</s>
<s>
The	O
team	O
signed	O
up	O
with	O
Warner	O
Music	O
,	O
Indianapolis	O
Motor	O
Speedway	O
Productions	O
(	O
Indianapolis	O
500	O
,	O
IndyCar	B-Application
Series	I-Application
)	O
and	O
production	O
company	O
Endemol	O
for	O
the	O
beta	O
.	O
</s>
<s>
The	O
program	O
was	O
based	O
on	O
P2PTV	B-Operating_System
technology	O
and	O
was	O
expected	O
to	O
deliver	O
(	O
relaying	O
)	O
near-TV	O
resolution	B-General_Concept
images	O
.	O
</s>
<s>
News	O
updates	O
,	O
discussion	O
forums	O
,	O
show	O
ratings	O
,	O
and	O
multi-user	O
chat	O
sessions	O
(	O
often	O
linked	O
to	O
the	O
active	O
stream/channel	O
)	O
were	O
made	O
possible	O
through	O
the	O
use	O
of	O
semi-transparent	O
widget	B-Application
overlays	O
.	O
</s>
<s>
The	O
initial	O
version	O
of	O
the	O
software	O
was	O
based	O
on	O
XULRunner	B-Language
and	O
the	O
audio	O
management	O
re-used	O
the	O
ZAP	O
Media	O
Kit	O
.	O
</s>
<s>
The	O
peer	O
to	O
peer	O
layer	O
for	O
on-demand	O
video	O
came	O
from	O
the	O
Joltid	O
company	O
,	O
which	O
also	O
provided	O
the	O
peer	O
to	O
peer	O
layer	O
of	O
Skype	B-Application
.	O
</s>
<s>
The	O
video	O
playback	O
used	O
the	O
CoreCodec	O
,	O
CoreAVC	B-Language
H.264	B-Application
video	O
decoder	O
.	O
</s>
<s>
Joost	B-Operating_System
soft	O
launched	O
its	O
Widget	B-Application
API	O
on	O
29	O
August	O
2007	O
under	O
a	O
non-copyleft	O
open	O
source	O
license	O
and	O
encouraged	O
third	O
party	O
developers	O
to	O
create	O
tools	O
for	O
its	O
TV	O
2.0	O
platform	O
.	O
</s>
<s>
In	O
2009	O
Joost	B-Operating_System
released	O
a	O
special	O
website	O
for	O
the	O
PlayStation	B-Operating_System
3	I-Operating_System
Internet	O
browser	O
that	O
took	O
advantage	O
of	O
some	O
of	O
the	O
browser	O
's	O
full	O
screen	O
and	O
'	O
x	O
 '	O
button	O
capabilities	O
.	O
</s>
<s>
As	O
opposed	O
to	O
streaming	O
technology	O
in	O
which	O
all	O
clients	O
get	O
the	O
feed	O
from	O
the	O
server	O
,	O
P2P	B-Operating_System
TV	I-Operating_System
technology	O
differs	O
in	O
the	O
sense	O
that	O
the	O
servers	O
serve	O
only	O
a	O
handful	O
of	O
clients	O
;	O
each	O
of	O
the	O
clients	O
in	O
turn	O
propagate	O
the	O
stream	O
to	O
more	O
downstream	O
clients	O
and	O
so	O
on	O
.	O
</s>
<s>
As	O
co-owners	O
of	O
Skype	B-Application
,	O
Friis	O
and	O
Zennström	O
received	O
part	O
of	O
a	O
$2.6	O
billion	O
cash	O
payment	O
when	O
eBay	B-Application
acquired	O
Skype	B-Application
in	O
2005	O
,	O
which	O
easily	O
covered	O
the	O
development	O
and	O
marketing	O
cost	O
of	O
their	O
Joost	B-Operating_System
venture	O
.	O
</s>
<s>
Sequoia	O
Capital	O
,	O
which	O
backed	O
Yahoo	B-Application
,	O
Google	B-Application
and	O
YouTube	B-General_Concept
;	O
Index	O
Ventures	O
,	O
an	O
early	O
investor	O
in	O
Skype	B-Application
;	O
Li	O
Ka-shing	O
,	O
the	O
Hong	O
Kong	O
tycoon	O
;	O
and	O
CBS	O
,	O
the	O
US	O
media	O
group	O
,	O
had	O
all	O
taken	O
“	O
small	O
minority	O
”	O
stakes	O
in	O
the	O
start-up	O
.	O
</s>
<s>
The	O
Joost	B-Operating_System
service	O
was	O
ad-supported	O
,	O
with	O
advertising	O
analogous	O
to	O
that	O
shown	O
on	O
traditional	O
TV	O
,	O
according	O
to	O
former	O
CEO	O
Fredrik	O
de	O
Wahl	O
.	O
</s>
<s>
Joost	B-Operating_System
had	O
40	O
advertisers	O
,	O
including	O
Sony	O
Pictures	O
,	O
BMW	O
,	O
and	O
Sprite	O
.	O
</s>
<s>
Viacom	O
,	O
Inc.	O
,	O
and	O
Joost	B-Operating_System
entered	O
into	O
a	O
content	O
provider	O
agreement	O
for	O
the	O
Joost	B-Operating_System
platform	O
on	O
20	O
February	O
2007	O
.	O
</s>
<s>
Under	O
the	O
agreement	O
,	O
divisions	O
of	O
Viacom	O
(	O
including	O
MTV	O
Networks	O
,	O
BET	O
Networks	O
and	O
Paramount	O
Pictures	O
)	O
were	O
to	O
license	O
their	O
"	O
television	O
and	O
theatrical	O
programming	O
"	O
to	O
Joost	B-Operating_System
.	O
</s>
<s>
This	O
came	O
shortly	O
after	O
Viacom	O
requested	O
100,000	O
potentially	O
infringing	O
videos	O
to	O
be	O
removed	O
from	O
YouTube.com,	O
which	O
showed	O
a	O
preference	O
by	O
Viacom	O
for	O
the	O
Joost	B-Operating_System
platform	O
over	O
YouTube	B-General_Concept
.	I-General_Concept
</s>
<s>
,	O
Joost	B-Operating_System
had	O
licensing	O
agreements	O
in	O
place	O
with	O
Ministry	O
of	O
Sound	O
TV	O
,	O
Aardman	O
Animation	O
,	O
Warner	O
Music	O
,	O
the	O
production	O
company	O
Endemol	O
,	O
Fremantle	O
Media	O
,	O
RDF	O
Media	O
,	O
Diversion	O
Media	O
,	O
CBS	O
and	O
CenterStaging	O
's	O
rehearsals.com	O
.	O
</s>
<s>
On	O
1	O
May	O
2007	O
,	O
Joost	B-Operating_System
signed	O
a	O
deal	O
to	O
distribute	O
NHL	O
content	O
,	O
including	O
full	O
game	O
replays	O
of	O
the	O
Stanley	B-Application
Cup	I-Application
Finals	O
,	O
and	O
vintage	O
games	O
.	O
</s>
<s>
Bollywood	O
distributor	O
Eros	O
International	O
also	O
announced	O
a	O
deal	O
with	O
Joost	B-Operating_System
in	O
2007	O
.	O
</s>
<s>
The	O
majority	O
of	O
the	O
content	O
on	O
Joost	B-Operating_System
was	O
restricted	O
to	O
users	O
in	O
the	O
United	O
States	O
of	O
America	O
,	O
due	O
to	O
lack	O
of	O
international	O
licensing	O
arrangements	O
.	O
</s>
<s>
Volpi	O
blamed	O
the	O
content	O
companies	O
for	O
sidelining	O
Joost	B-Operating_System
.	O
</s>
<s>
On	O
17	O
December	O
2008	O
,	O
Joost	B-Operating_System
emailed	O
its	O
customers	O
explaining	O
that	O
the	O
project	O
was	O
moving	O
to	O
a	O
website-only	O
model	O
,	O
and	O
that	O
the	O
Joost	B-Operating_System
application	O
would	O
stop	O
working	O
Friday	O
,	O
December	O
19	O
.	O
</s>
<s>
Joost	B-Operating_System
's	O
UK	O
subsidiary	O
was	O
liquidated	O
in	O
2009	O
.	O
</s>
<s>
On	O
30	O
April	O
2012	O
the	O
joost.com	O
website	O
announced	O
,	O
without	O
further	O
explanation	O
:	O
"	O
We	O
are	O
re-evaluating	O
the	O
Joost.com	O
purpose	O
and	O
services	O
.	O
</s>
<s>
In	O
May	O
2012	O
,	O
Adconion	O
rebranded	O
and	O
folded	O
Joost	B-Operating_System
Media	O
into	O
smartclip	O
,	O
another	O
company	O
they	O
had	O
previously	O
acquired	O
.	O
</s>
