Oracle Cloud has a free-forever offering. I've had zero hosting cost for my node going onto a year and half now.

Thank you for sharing your personal experience with this issue. It's helpful to hear from someone who has firsthand knowledge."

"Interesting concept! The execution is well-done, and I appreciate the attention to detail. However, I'd love to see more of you and @yakihonne to take it to the next level. forward to seeing how this evolves