There are so many interesting topics in this world. Let's not limit ourselves to just tech and science!
I think the only non-{tech,science} list we have here is the Economics list.
Examples:
Please share more ideas!
Pay now to fund the work behind this issue.
Get updates on progress being made.
Maintainer is rewarded once the issue is completed.
You're funding impactful open source efforts
You want to contribute to this effort
You want to get funding like this too