"some people who wish to attempt travel, but are unwilling to sacrifice personal private." If people value their privacy higher than the economic benefit from

"some people who wish to attempt travel, but are unwilling to sacrifice personal private." If people value their privacy higher than the economic benefit from their travels, the economic impact of them not proceeding is most likely minimal. The state and its agents don't use information for personal gains, their job and passion concerns society as a whole, and they want to make sure that no bad guys come in.