The new wave of fun geek toys is inexpensive, hackable, tiny Linux-powered ARM computers, and they're red hot. This is the year to go small.

Recently, we covered syncing files to Amazon S3 using the S3 Tools. This time around, we're going to take a look at another handy tool for making backups, Duplicity. While Duplicity supports S3, it also supports a number of other services that S3 Tools do not. If the command line seems like a hassle, don't worry: the Deja-Dup front-end works really well for simple backups.

Samba4 aims to be a drop-in Active Directory server replacement. It's still in alpha, so the easy way to try it out is with Resara Server, which supplies a polished administration console and decent documentation. So grab your Windows peecees and come take Resara for a spin.

Amazon's Simple Storage Service (S3) has a lot to like. It's cheap, can be used for storing a little bit of data or as much as you want, and it can be used for distributing files publicly or just storing your private data. Let's look at how you can take advantage of Amazon S3 on Linux.