diff --git a/pics/how_hacking_works.png b/pics/how_hacking_works.png
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diff --git a/pics/message_in_a_bottle.png b/pics/message_in_a_bottle.png
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diff --git a/task0x07.tex b/task0x07.tex
index 229a94c..4ddcb94 100644
--- a/task0x07.tex
+++ b/task0x07.tex
@@ -4,6 +4,7 @@
 
 \usetheme{Darmstadt}
 \usepackage{verbatim}
+\usepackage{amsmath}
 \setbeamercovered{transparent}
 
 
@@ -22,16 +23,34 @@
 \section{Možnosti horizontálnych a vertikálnych medzier}
 \subsection{Horizont. medzery}
 
+\begin{frame}
+\frametitle{Základné}
+
+\begin{block}{Horizont. medzery}
+    \begin{itemize}
+        \item \textbackslash \\
+        Obyčajná\ medzera.
+        \item \texttt{\~} \\
+        Medzera, ktorá nebude sama na konci riadku - v prípade dlhej vety dôjde k~zalomeniu ('k zalomeniu' sa nerozdelí) celého spojenia na druhy riadok.
+        \item \textt{\textbackslash hspace\{15\}} \\
+        Horizontálna \hspace{15} s parametrom veľkosti, v tomto prípade 15.
+        \item \texttt{\textbackslash qquad} \\
+        Dvojštvorčeková \qquad medzera.
+    \end{itemize}
+\end{block}
+
+\end{frame}
+
 \begin{frame}
 \frametitle{Infinite}
 
 \begin{block}{Horizont. medzery}
     \begin{itemize}
-        \item \textbackslash hfil \\
+        \item \texttt{\textbackslash hfil} \\
         Nekonecna horizontalna \hfil vypln \textit{prazdnom}.
-        \item \textbackslash dotfill \\
+        \item \texttt{\textbackslash dotfill} \\
         Nekonecna horizontalna \dotfill vypln bodkami.
-        \item \textbackslash hrulefill \\
+        \item \texttt{\textbackslash hrulefill} \\
         Nekonecna horizontalna \hrulefill \ spojitou ciarou.
     \end{itemize}
 \end{block}
@@ -40,16 +59,16 @@
 
 \subsection{Vert. medzery}
 \begin{frame}
-\frametitle{Vert. medzery}
+\frametitle{Základné}
 
 \begin{block}{Vert. medzery}
     \begin{itemize}
-        \item \textbackslash smallskip \\
-        Mala vertikalna \smallskip medzera.
-        \item \textbackslash medskip \\
-        Stredna vertikalna \medskip medzera .
-        \item \textbackslash bigskip \\
-        Velka vertikalna \bigskip medzera.
+        \item \texttt{\textbackslash smallskip} \\
+        Malá vertikálna \smallskip medzera.
+        \item \texttt{\textbackslash medskip} \\
+        Stredná vertikálna \medskip medzera.
+        \item \texttt{\textbackslash bigskip} \\
+        Veľká vertikálna \bigskip medzera.
     \end{itemize}
 \end{block}
 \end{frame}
@@ -69,6 +88,7 @@
 
 
 \section{Možnosti poznámok v \LaTeX-u}
+\subsection{footnotes}
 \begin{frame}
 \frametitle{Možnosti poznámok v \LaTeX-u}
 \framesubtitle{footnote}
@@ -89,33 +109,150 @@ This should be footnotemark.\footnotemark
 \footnotetext{page-bottom footnote using \ttt{footmark}}
 \end{frame}
 
+\subsection{quotes}
+\begin{frame}
+\frametitle{Citácie}
+
+\begin{exampleblock}{quote}
+    ``This should show as quoted.'' \\
+    \`\`\ použitie backtickov a apostrofov `\ `
+\end{exampleblock}
+\end{frame}
+
 
 \section{Možnosti odkrývania obsahu slajdov}
-\begin{frame}
-\frametitle{Možnosti odkrývania obsahu slajdov}
-
-\begin{block}{Horiz 1}
-Obsah bloku
-\end{block}
-
-\end{frame}
 
 \begin{frame}
-Odkrývanie\\
-\uncover<2->{2.-*\\}
+\frametitle{Odkrývanie položiek zoznamu}
+\textbf{Viditeľné stále.}
+
+\uncover<2->{2. a nasledovné\\}
 \uncover<2,4>{2. a 4.\\}
-\uncover<3>{3.\\}
+\uncover<3>{len 3.\\}
 \end{frame}
 
 \begin{frame}
+\begin{columns}[c]
+\begin{column}{0.5\textwidth}
+\frametitle{Odrážky + zoznam}
+\framesubtitle{\href{https://www.youtube.com/watch?v=IO0rjspjhNA}{Dual Core - Light Prototype}}
 \begin{itemize}
-\item 1. odrázka
-\pause
-\item 2. odrázka
+    \item<1> {Shout outs to my robot homies}
+    \item<2,3> {Quickman, Geminiman, Brightman, anyone I forgot,}
+    \item<3-5> {basically}
+    \item<4> {Dot-plus-MAN}
+    \item<5> {for all you}
+    \item<6> {robots}
+    \item<7-> {with greedy}
+    \item<8> {regular expressions}
 \end{itemize}
-
+\end{column}
+\begin{column}{0.5\textwidth}
+\begin{enumerate}
+    \item<1> {one}
+    \item<2> {two}
+    \item<3> {three}
+    \item<4> {four}
+    \item<5> {five}
+    \item<6> {six}
+    \item<7> {seven}
+    \item<8> {eight}
+    \item<9> {nine}
+    \item<10> {ten}
+\end{enumerate}
+\end{column}
+\end{columns}
 \end{frame}
 
+
+\begin{frame}
+\begin{columns}[c]
+\begin{column}{0.4\textwidth}
+\frametitle{Odrážky + obrázok}
+\begin{itemize}
+\item<1>{one}
+    \framesubtitle<1>{one}
+\item<2>{two}
+    \framesubtitle<2>{two}
+\item<3>{three}
+    \framesubtitle<3>{three}
+\item<4>{four}
+    \framesubtitle<4>{four}
+\item<5>{five}
+    \framesubtitle<5>{five}
+\item<6>{six}
+    \framesubtitle<6>{six}
+\item<7>{seven}
+    \framesubtitle<7>{seven}
+\item<8>{eight}
+    \framesubtitle<8>{eight}
+\item<9> {nine...}
+    \framesubtitle<9>{nine...}
+\item<10> {It's \texttt{{\href{https://www.youtube.com/watch?v=Sr8ILq1a_yw}{the 0x10 hack commandments!}}}}
+    \framesubtitle<10> {It's \texttt{{\href{https://www.youtube.com/watch?v=Sr8ILq1a_yw}{the 0x10 hack commandments!}}}}
+\end{itemize}
+\end{column}
+\begin{column}{0.6\textwidth}
+\includegraphics[height=6.5cm]{./pics/how_hacking_works.png}
+\end{column}
+\end{columns}
+\end{frame}
+
+
+\begin{frame}
+\begin{columns}[c]
+\begin{column}{0.5\textwidth}
+\frametitle{Tabuľka + zoznam}
+\begin{tabular}{ l | c | r }
+  1 & 2 & 3 \\
+  4 & 5 & 6 \\
+  7 & 8 & 9 \\
+\end{tabular}
+\end{column}
+\begin{column}{0.5\textwidth}
+\begin{enumerate}
+\item<1>{one}
+\item<2>{two}
+\item<3>{three}
+\item<4>{four}
+\item<5>{five}
+\item<6>{six}
+\item<7>{seven}
+\item<8>{eight}
+\item<9> {nine}
+\item<10> {ten}
+\end{enumerate}
+\end{column}
+\end{columns}
+\end{frame}
+
+
+\begin{frame}[plain]
+\includegraphics[height=4.75cm]{./pics/message_in_a_bottle.png}
+\end{frame}
+
+
+\begin{frame}
+\frametitle{Rovnice}
+\begin{equation}
+\varphi(k)=\Bigg\{1+(1+\rho)\Big[\ln(1+\xi(k-1))\Big]+\Bigg[\frac{(v(k-1)+1)\eta(k-1)}{1+\xi(k-1)+\eta(k-1)}-1\Bigg]\frac{\xi(k-1)}{1+\xi(k-1)} \Bigg\}^{-1}
+\end{equation}
+
+\begin{equation}
+u_{I} (k)=K_{P}\frac{T_{0}}{T_{I}}\sum_{i=1}^{k} e(i)=u_{I}(k-1)+K_{P}\frac{T_{0}}{T_{I}}e(k)
+\end{equation}
+
+\begin{equation}
+\begin{bmatrix}
+\beta_{1} & 0 & 0 & 1 \\
+\beta_{2} & \beta_{1} & 0 & \alpha_{1} \\
+0 & \beta_{2} & \beta_{1} & \alpha_{2} \\
+0 & 0 & \beta_{2} & 0
+\end{bmatrix}
+\end{equation}
+\end{frame}
+
+
 \begin{frame}[fragile]
 \frametitle{Použitie \ttt{verbatim}}
 \framesubtitle{evil stuff}
@@ -134,28 +271,33 @@ done
 \section{3-phase}
 \subsection{xkcd}
 \begin{frame}
-
-\begin{itemize}
-\begin{columns}[c]
-\begin{column}{0.5\textwidth}
 \frametitle{\href{https://xkcd.com}{xkcd}}
 \framesubtitle{\href{https://xkcd.com/2311/}{Confidence Interval}}
+\begin{columns}[c]
+\begin{column}{0.5\textwidth}
+\begin{itemize}
 \item<1>{Confidence Interval: The worst part is that's the millisigma interval.}
     \framesubtitle<2>{\href{https://xkcd.com/2308/}{Mount St. Helens}}
 \item<2> {It's a good mountain but it really peaked in the 80s.}
     \framesubtitle<3>{\href{https://xkcd.com/2304/}{Preprint}}
 \item<3> {DOWNSIDES: Adobe people may periodically email your newsroom to ask you to call it an 'Adobe® PDF document,' but they'll reverse course once they learn how sarcastically you can pronounce the registered trademark symbol.}
-\item % this is here on purpose --> issue with rendering, should it be removed
+%\item % this is here on purpose --> issue with rendering, should it be removed
+\end{itemize}
 \end{column}
 \begin{column}{0.5\textwidth}
 \includegraphics<1>[height=7cm]{./pics/confidence_interval.png}
-\includegraphics<2>[height=7cm]{./pics/mount_st_helens.png}
+\includegraphics<2>[height=6cm]{./pics/mount_st_helens.png}
 \includegraphics<3>[height=7cm]{./pics/preprint.png}
 \end{column}
 \end{columns}
-\end{itemize}
 
 \end{frame}
 
+\subsection{}
+\begin{frame}
+\frametitle{Koniec}
+\textbf{Vďaka za pozornosť!}
+\end{frame}
+
 
 \end{document}