You can still easily do this to get from Philly to NYC. Septa to Trenton, get off and switch to NJT to Penn Station. Runs hourly and costs ~$1. It does take a b

You can still easily do this to get from Philly to NYC. Septa to Trenton, get off and switch to NJT to Penn Station. Runs hourly and costs ~$1. It does take a bit longer than Amtrak, though + Amtrak can be purchased for ~$20 if you time it right