We show that the "sharp Kaufman projection theorem" from 2023 is sharp in the class of Ahlfors \((1,\delta^{-\epsilon})\)-regular sets. This is in contrast with a recent result of the first author, which improves the projection theorem in the class of Ahlfors \((1,C)\)-regular sets.
Orponen, T., & Ren, K. (2026). On the projections of almost Ahlfors regular sets. Annales Fennici Mathematici, 51(2), 515–526. https://doi.org/10.54330/afm.186135