In a few previous posts I lamented the coarseness of the finest grind on my $40 Cuisinart burr grinder (pulls a 14s-17s shot). I found this article today and plan to try it. Maybe it will tide me over till I can save up for an appropriate grinder instead of settling for the cheapest thing that is passable.
Hacking the Cuisinart SupremeGrind
Hacking the Cuisinart SupremeGrind