Moreso the structure of an OSS project, which includes the funding model. The license choice is arguably one of the most important decisions yet people seem to get bitten by it quite often in my view.
Depends on your goals, but I would say the default should be AGPLv3 without CLA, funded by donations and maybe sponsorship and other no-strings-attached sources, with the money going into a non-profit foundation, and the trademarks, domains and other assets owned by the foundation, and the copyrights owned by individual contributors.
https://vadosware.io/post/the-future-of-free-and-open-source...