The speaker is developing a mod with an assumption-register tool that collects assumptions into a list and displays them at the end.

“there are lots of these like tips that we've talked about right where it's like oh implementation notes you can also add a tool for implementation notes now and so like this tool that i'm adding is like register like i think assumption is what i'm calling it but like maybe i'll change it around and this is a mod and so like you give it a register assumption tool and then it will keep a list every time it does it it'll keep it like add to the list and then at the end it will just”

“display those assumptions.”