What’s in a Laptop? Court Ponders Legality of Border Searches:

“Electronic storage devices function as an extension of our own memory,” Judge Dean Pregerson wrote. “They are capable of storing our thoughts, ranging from the most whimsical to the most profound. Therefore, government intrusions into the mind — specifically those that would cause fear or apprehension in a reasonable person — are no less deserving of Fourth Amendment scrutiny than intrusions that are physical in nature.”

Its an interesting position.