Id get a case for it as soon as possible because its not worth smashing up £200 quids worth of Ipod. Dont constantly waste money on apps look for the free ones and dont worry if you think an app is for Iphones only because 99.99999% of apps work for both.
<a class="postlink" href="http://www.148apps.com/top-apps/top-free-iphone-apps/" onclick="window.open(this.href);return false;">http://www.148apps.com/top-apps/top-free-iphone-apps/</a>
This website has a list of all of the best current free apps.
Enjoy and the list updates all the time so keep a look out :P