The initial appeal of creativity giving way to the workload required to actually finish a project.the truth is that if the author released it regularly as promised, the game would probably be complete by now, how is it that all the games with the best potential are somehow abandoned? Big brother, come inside, Milf City, Measuring My Cum, Milf's Resort, and others I can't recall at the moment
Most people drop off at the 'Refining and developing' stage. It also explains why almost all of these games are released in a 'v0.1' state, because the people who wanted to release a complete game from the get-go inevitably abandoned their own pet projects before anyone could see them.