The process of throwing ideas back and forth usually doesn’t include just choosing one, but generating ideas as jumping off points, usually with some existing concept in mind. Talking with friends, looking at other projects, searching for inspiration online and in the real world, and now also generating some more ideas with an LLM to add to the mix. Using one source and just picking a suggestion probably won’t get you a good result.
“Show all posts from newest to oldest” is an algorithm.
“Shows random 10 posts, unordered” is an algorithm.
It’s not possible to show a list of items without an algorithm. You may of course take issue with what the algorithm is, but you can’t not have one.