diff --git a/literature/literature.bib b/literature/literature.bib
index 5bb8cf1544550218ca28722230d8c685a8b7d795..e3c394ad7734fe5810090f9fe3ea551432155600 100644
--- a/literature/literature.bib
+++ b/literature/literature.bib
@@ -51,6 +51,17 @@
   organization = {ACM}
 }
 
+@article{Gillespie2010,
+  title = {The politics of ‘platforms’},
+  author = {Gillespie, Tarleton},
+  journal = {New media \& society},
+  volume = {12},
+  number = {3},
+  pages = {347--364},
+  year = {2010},
+  publisher = {SAGE Publications Sage UK: London, England}
+}
+
 @article{HalGeiMorRied2013,
   title = {The rise and decline of an open collaboration system: How Wikipedia’s reaction to popularity is causing its decline},
   author = {Halfaker, Aaron and Geiger, R Stuart and Morgan, Jonathan T and Riedl, John},
diff --git a/literature/notes b/literature/notes
index d5f859251de7dd55780387c424e1fe431b816bc9..9914cd4a0e37ab4561f8ab62fb9c4999689ad7a7 100644
--- a/literature/notes
+++ b/literature/notes
@@ -2259,3 +2259,19 @@ motivation, or strategies unless the data support your assertions. You cannot as
 what is in someone' s mind-particularly if he or she does not tell you."(p.68)
 
 "Take an examined stance about whose point of view your codes reflect,"(p.69)
+
+=============================================================
+\cite{Gillespie2010}
+
+Upload filters on YouTube
+* censure sexual content
+* copyright:
+"ContentID, which allows copy-
+right owners to automatically search for audio or video they believe matches their intel-
+lectual property and automatically issue takedown notices to those users"  // how does this work
+
+"The videos targeted were not only copies of WMG-owned
+works, but also amateur videos using their music in the background, or musicians paying
+tribute to a band by playing live along with the commercial recording as a backing track"
+"This kind of content fingerprinting, being both easy
+and oblivious to nuance, encourages these kinds of shotgun tactics." //compare blog post on upload filters
diff --git a/thesis/conclusion.tex b/thesis/conclusion.tex
index 93a6ad868e714c32643a3b250ecf242656d12c22..8cfb4763ce8d55c104dde1ad8c31826c3fbbd2a5 100644
--- a/thesis/conclusion.tex
+++ b/thesis/conclusion.tex
@@ -41,6 +41,8 @@ Criticism: threaten free speech, freedom of press and creativity
 
 edit filters implemented an infrastructure that enables censorship
 
+%TODO check literature! is there something that can be used as argument why rule based system are in use?
+
 The planned introduction of upload filters by the EU copyright reform is seen critically by Wikimedia Germany:
 \begin{figure}
 \centering
@@ -78,6 +80,23 @@ Freedom of speech concerns
 
 TheNameWithNoMan (talk) 17:39, 9 July 2008 (UTC)"
 
+\begin{comment}
+\cite{Gillespie2010}
+
+Upload filters on YouTube
+* censure sexual content
+* copyright:
+"ContentID, which allows copy-
+right owners to automatically search for audio or video they believe matches their intel-
+lectual property and automatically issue takedown notices to those users"  // how does this work
+
+"The videos targeted were not only copies of WMG-owned
+works, but also amateur videos using their music in the background, or musicians paying
+tribute to a band by playing live along with the commercial recording as a backing track"
+"This kind of content fingerprinting, being both easy
+and oblivious to nuance, encourages these kinds of shotgun tactics." //compare blog post on upload filters
+\end{comment}
+
 %************************************************************************
 
 \section{Directions for further studies}