<p>If you already have a 1.x tree or an existing 2.x tree, you are better off
following the <i>upgrade</i> instructions at
<a href="upgrade-tinyos.html">upgrade-tinyos.html</a>. There are two ways to install
- TinyOS. The first (and recommended) way is to install a live CD that gives
- you a virtualized Linux with a complete TinyOS install. The second is to
- install TinyOS on your host operating system.</p>
+ TinyOS. The first way is to install a live CD that gives
+ you a virtualized Linux with a complete TinyOS install. Note that since
+ this is on a CD, you can't modify anything; you can, however, make
+ a LiveUSB device to use as your TinyOS install. The second way is to
+ install TinyOS on your host operating system. When installing
+ on a host operating system, you can either use a debian package
+ repository or manually instally with RPMs.</p>
<h1>One-step Install with a Live CD</h1>