You illustrators might not want to throw away that $5000 Mac Pro/Adobe CS4 rig just yet, but this story makes it seem like one day that might be an option. Jorge Colombo drew this week’s New Yorker magazine cover using Brushes ($5 iTunes store link), an application for the iPhone, while standing for an hour outside Madame Tussaud’s Wax Museum in Times Square. Passers-by just assumed he was checking his email.