I watched an agent being educated in these systems. It seems impossible to make the heads or tails out of it at first, since al commands are terse and cryptic,

I watched an agent being educated in these systems. It seems impossible to make the heads or tails out of it at first, since al commands are terse and cryptic, but then the productivity gains are unparalleled in any other software. When you see a person entering something like "flight from Istanbul to Moscow with a mandatory 24-hour layover in Frankfurt for a family of three" in under 5 seconds, your worldview is shattered :)