It's early days yet, but I'm delighted with the changes to installing to a removable drive.
I use a Seagate FreeAgent GoFlex USB device, 500GB for writing and storing backups of novels.
With Atlantis installed and being able to switch between computers has to date been a dream.
More later as I get more time to do longer testing runs.
Beta 1.6.5.8 - Installing to a USB drive
Beta 1.6.5.8 - Installing to a USB drive
Life's too short to take it seriously