<s>
Streamus	B-Operating_System
is	O
a	O
discontinued	O
open-source	O
Chrome	B-Application
extension	O
that	O
acted	O
as	O
a	O
music	O
player	O
for	O
YouTube	O
,	O
allowing	O
users	O
to	O
listen	O
to	O
YouTube	O
videos	O
as	O
music	O
without	O
having	O
YouTube	O
open	O
.	O
</s>
<s>
Streamus	B-Operating_System
features	O
include	O
the	O
ability	O
to	O
search	O
for	O
YouTube	O
videos	O
and	O
create	O
playlists	O
,	O
keyboard	O
shortcuts	O
,	O
Beatport	O
integration	O
,	O
and	O
Omnibox	O
integration	O
.	O
</s>
<s>
Omnibox	O
integration	O
allows	O
users	O
to	O
search	O
using	O
Streamus	B-Operating_System
with	O
the	O
URL	O
address	O
bar	O
,	O
by	O
typing	O
"	O
Streamus	B-Operating_System
"	O
and	O
hitting	O
tab	O
.	O
</s>
<s>
On	O
July	O
13	O
,	O
2015	O
,	O
after	O
four	O
months	O
of	O
intense	O
negotiation	O
,	O
Sean	O
announced	O
that	O
due	O
to	O
difficulty	O
meeting	O
YouTube	O
's	O
API	O
guidelines	O
,	O
the	O
extension	O
would	O
be	O
removed	O
from	O
the	O
Chrome	B-Application
Web	I-Application
Store	I-Application
the	O
following	O
day	O
.	O
</s>
