Naszot Bolle so spline smotri suda: http://www.the3ddesigner.de/download/plugin/booleren.html
A wot to shto s illustrator, interface moshno peredelat tak kak wsdumaetsya, shortcuts toshe, no ya dumayu dlya natzala eto ne imeet smisla, a esli hotzesh idi na Window/Layout/edit palettes i isutzay!