The EU law doesn't affect small companies or personal mail servers anyway.
At least Germany and Austria "implemented" (or in case of Austria: is about to implement) the law like this.

However, monitoring mail servers / smart hosts of the few bigger access and mail providers will cover most messages.

The bigger problem is the amount if data and its handling.

Ubuntu download:
Go to ubuntu.com, follow the download link.
Time: ~10 Seconds.

Windows XP download:
Go to the torrent site of your choice, find still active tracker with some seeds or at least one distributed copy. Wait.... Wait...
Time: >>10 Seconds.

quod est demonstrandum.


oh... wait...