Yes, you do. Each piece has randomness within the piece too, so even then it's not all the same.
Being able to learn how the level generation works as a player is part of the experience of playing a roguelike game, so I don't think that's a bad thing though! Games with too much randomness and not enough structure can feel a bit samey
Absolutely, but I can imagine an AI like ChatGPT, which is able to write stories that at least feel "creative"—might be able to generate levels that feel hand-crafted but are in fact entirely original.
Being able to learn how the level generation works as a player is part of the experience of playing a roguelike game, so I don't think that's a bad thing though! Games with too much randomness and not enough structure can feel a bit samey