I've been working on a development board for a while now. To finalize the product, some people recommend printing a case (I don't have a 3D printer). Do you have any other suggestions (the most fun ones are also welcome), or should I invest in this type of machine?

Dev board

https://www.waveshare.com/esp32-s3-rlcd-4.2.htm

Some cases

https://www.printables.com/model/1763772-enclosure-for-waveshare-esp32-s3-rlcd-42

https://www.printables.com/model/1780357-slim-snap-fit-case-for-waveshare-esp32-s3-rlcd-42

Please give me as many practical ideas as possible, I'll make my selection later.