The coolest mac devs, Rouge amueba, have their current Macsanta offer. The offer is like this. Every day you get a bunch of new software introduced at 20% discount, after that you can buy any application that has been introduced at 10% discount.
Today, Studlar is in extremely good company with among others Read Sweater software, Daniel Jalkuts software, which is like Marsedit, and barebones software that make BBEdit.
This is the time to buy cool apps.