Add "passthrough" field with a float value, and the idea is that you are sub-awarding a percentage of your grant to projects that you rely upon or want to succeed.
Then, people who are not open source maintainers but do spend their time indexing high-quality open source can have a 1.0 pass through funding.json passthrough to repos they believe are worth supporting.
And people who do not spend their time indexing high-quality open source but trust other people that DO spend their time indexing high-quality open source can have an index fund of donation streams.
In which case we can welcome both people who want to endow but don't have time and the people who have time but can't endow as much.
If anyone is interested in talking to me about this problem, I'm down