I'm not sure how these services work, but are you planning to offer hard covers as well for a "next print"?
I've had my eye on Crafting Interpreters for a bit now, and I don't mind paying extra for a nicer version — especially if it's going into the pockets of an independent writer.
If I do a second edition, I'll probably think about it then. I don't have any plans to touch the book any time soon. I worked on it every single day for six years, so when it was done, I was really ready to be done working on it.
I've had my eye on Crafting Interpreters for a bit now, and I don't mind paying extra for a nicer version — especially if it's going into the pockets of an independent writer.