I migrated to CSS grids as soon as I could but find a lot of people still lean on flexbox. Is that just preference, older browser support ...? Are there things you can't do in grid?
The two occupy a venn diagram of functionality. They do some stuff the same, but they also both do unique things the other doesnt. See this for a good rundown: https://www.youtube.com/watch?v=hs3piaN4b5I