diff -r 15741bc8fe96 -r 486f57efeaff bsc-projects-17.html
--- a/bsc-projects-17.html	Fri Sep 15 10:52:31 2017 +0100
+++ b/bsc-projects-17.html	Fri Sep 15 10:53:32 2017 +0100
@@ -388,7 +388,7 @@
   <A HREF="http://www.cl.cam.ac.uk/projects/raspberrypi/tutorials/os/">here</A>. For example the students
   <A HREF="http://www.recantha.co.uk/blog/?p=4918">here</A> developed their own bare-metal OS and then implemented
   a chess-program on top of it (have a look at their very impressive
-  <A HREF="http://www.youtube.com/watch?v=-03bouPsfEQ&feature=player_embedded">youtube</A> video).
+  <A HREF="http://www.youtube.com/watch?v=-03bouPsfEQ&amp;feature=player_embedded">youtube</A> video).
   The other kind of project is a combination of hardware and software; usually attaching some sensors
   or motors to the Raspberry Pi or Arduino. This might require some soldering or what is called
   a <A HREF="http://en.wikipedia.org/wiki/Breadboard">bread-board</A>. But be careful before choosing a project