AutoSPInstaller is a very neat utility that allows you to automate the SharePoint 2010 installation process, creates clean names for the databases, and allows you much better control on what gets done than the Farm Configuration Wizard.
However there are some bugs when you try to use AutoSPInstaller with SharePoint Language Packs. I personally got these:
If you’re going the AutoSPInstaller route do yourself a favor and leave the Language Packs out of the equation, and just install them after the whole AutoSPInstaller thing is done.
Update: A few hours after I published this post Brian Lalancette, the author of AutoSPInstaller, was kind enough to point me to some updates that were pushed to CodePlex today (July 6th 2012):