<s>
Discovr	B-Protocol
is	O
a	O
series	O
of	O
apps	O
for	O
the	O
Apple	O
iOS	B-Application
platform	O
by	O
David	O
McKinney	O
,	O
which	O
is	O
characterized	O
by	O
using	O
nodes	O
to	O
represent	O
relationships	O
between	O
media	O
in	O
a	O
tactile	O
and	O
visual	O
way	O
.	O
</s>
<s>
In	O
October	O
2011	O
,	O
Discovr	B-Protocol
announced	O
that	O
the	O
apps	O
had	O
passed	O
one	O
million	O
downloads	O
and	O
$1.1	O
million	O
in	O
revenue	O
.	O
</s>
