Originally Posted by
MSPeconomist
I always find it frustrating not to be able to check my connecting flight status and gate (or to track my checked bag) while waiting in line or waiting for my bag to appear.
I understand the frustration. But what you have said is not a necessity.
1. If you don't clear customs, your connecting flight information will not matter.
2. Your bag, unless not loaded, will eventually come out because of customs formality.