Enitities (Armor Stands, Minecarts etc.) Don't behave the same way they used to be. Especially when pushed by pistons. The Armor Stand/ Minecart + Pressure Plate circuit is one of the most important wiring techniques in the BE Redstone Door making community. This has broken lots of records and is saddening to see everyone's builds being broken.

Here is a video of it because it's hard for me to explain very well because my poor English :https://youtu.be/aALsDLDF6mU

Thanks for the time!