Tarot is also a great way of reflection and introspection by giving external prompts which allow a jumping off point for story creation and reframing. Lot of creative processes recommend this external semi-random prompt because it changes you from your normal thoughts. This allows you to think about what happened or what you want to happen and gives a story and a new perspective. Humans are naturally story tellers and pattern seekers and this taps into that. This reframing is a evidence based therapeutic technique that works.

Also if it makes you feel better in your own head that means it works. Everything is based on our mental state so what is difference