Move Printgets to Chap 4

diff --git a/tex/4-loop.tex b/tex/4-loop.tex
index faa165bca3fcfdd101f4d7724ca89987e807e58c..52c3ff4ed472ff402560ca5d5aeaa2702ae1a2e0 100644 (file)
--- a/tex/4-loop.tex
+++ b/tex/4-loop.tex
@@ -50,6 +50,14 @@ As a consequence, the system constantly interprets the users' actions.
 Therefore the user is always potentially interacting with the environment.
 This is known as the Midas touch problem, as a reference to the Midas king in the greek mythology, who turned everything he was touching to gold.
 
+\subsection{Vibrotactile widgets}
+
+Replacing physical controls with touchscreens have advantages: updates, reconfigurable, visual feedback, but most of haptic properties are lost: click sensations of buttons, detents on slides. Impact on interaction. Technologies to restore haptic feedback.
+
+Vibrotactile widgets~\cite{frisson17,frisson20}
+
+Leverages vibrotactile feedback for touch surfaces.
+
 
 \section{Contribution of haptic to sense of embodiment}