When using vagrant with virtualbox to manage linux guests, a 2-way sync between linux guest and OSX host is sometimes desired. Occasionally this can lead to issues that arise due to the difference in the case sensitivity of each file system.
I've been using Vagrant since it's very beginning. Helped it's author test the early versions and contributed to it's underlining 'virtualbox' gem. A brilliant tool! Thanks for making making a screencast about it.
I think ruby users on win32 (RubyInstaller & DevKit) will have to do "gem install ffi -v=1.0.9" before "gem install vagrant". There are issues with the current version of this virtualbox - dependency: