It's not all in your head. You aren't going crazy. Each day, as you stand there desperately clinging to a greasy pole, just trying to get to work, and you encounter yet another delay, you can tell yourself that it really is happening. The New York City subway is getting worse. The numbers prove it.
What would you do if you were riding an escalator and it suddenly switched directions? Common sense says that you would stop moving and go with the new found flow of the escalator.