The thing is that trains obviously can adjust their route dynamically . Ever had a train on the wrong track and layed an emergency switch to gez it back on track sorry ? So the question is why this isn ' t done during normal operation . Answer is probably the amount of processing required . But it would be a really nice thing to have . <| sep |> Somebody didn ' t get the quote . <| sep |> These guys are sexy . But I suddenly understand the fear of kissing someone with full face and dark lipstick . Like what if it transfers to my full face and we walk around with a hodgepodge of brown red lipstick smears on our faces . <| sep |> You can change your statement date , but not from a January date to a December date , I don ' t think . You may need to wait until January 2018 to get your travel credit a second time .