Help the audience think they came up with the great idea by feeding it to them piece by piece and then letting them feel like a genius.
In reality, you staged the insight for them.
It felt like an idea maze but it was actually a carefully constructed idea labyrinth.
A rhetorical cheat, similar to laying out 4 constraints that then the 4 prongs of the solution slot into.
People will appreciate the aesthetic "just right" vibe and judge the idea as being better than they otherwise would.
Connect nine of the ten dots, the reader feels like a genius for connecting the last dot.
And if the full picture is controversial, you have plausible deniability that you intended for that picture to be implied.