Originally Posted by
krazykanuck
Clear is one of those things where, in my experience, 95% of the time saves you a marginal amount of time, and 5% saves your hide
Kind of the same as Global Entry. With the new kiosks for the regular line, the GE line is usually only a tad bit shorter at the airport/terminal I reenter through, but once every few years I’ll arrive back to see the regular line backed up way past the customs hall.