In open-source projects and communities, it's often a bad idea to go around looking for (or inventing) conflicts among contributors. It can come across as drama-seeking or trolling.

In software engineering in general, a common reason that a desirable feature has not been written yet is that the people who know & work on the code only have so many hands, and so many hours in the day, and there are other things that also need doing.

This service is undergoing rapid development. Spam & abuse problems are things that folks who have run Internet services before are well aware of. It's not like anyone is going to give up and let spam bots ruin the thing they're building.

I doubt anyone wants to build a service that becomes 95+% spam & abuse, ya know?