A Lightning Talk on Number or Measurement or Something Like That?

I wouldn't do this sort of really intensive, like learning a lightning talk or preparing for a lightning talk for every single one of them. I choose those ones that I am able to combine with other things. Like you try and go for the most abstract, abstract, generalizable ones. But then again, if you choose an abstract generalizable concept, no one's going to ask you to do. You don't want to be talking about something super abstract. It'd be better if there's a specific goal or something, like you've been working on a project related to that thing. Yeah. That's a good thing. It would be good to have a lightning talk on a project