This is something I used to love too. The joy of developing film is hard to beat. But as you say, expensive hobby, and one I’ve had to relegate for the time being. I did a couple of long trips when I was younger using only film and getting it all developed in one go at the end was such a lovely experience.
Got given a Penti II for Christmas which I’m constantly putting off trying out due to the expense and also having to manually load 35mm film into two rapid cassettes. Maybe one day I’ll have my own darkroom…
Did a trip to the States a couple of years ago and didn’t realise I’d accidentally been given film that was intended for projector slides in it but some of the colours it produced were amazing: