better store state and to help compared to like a multiplicative Arn in with kind of credit assignment and just trainability and you start to get the things that like can handle a kind of arbitrary arbitrary strings of text so you get you know something that's learning how to parse Wikipedia markdown or XML and Andre Carpathia kind of really popularized these models with like some blog post in 2015 showing that they're like you know work full of tech they work for XML they were Python programs you know they're