To all Oberonistas
The Wirthians and Oberonistas. Run, no, sprint and get the PDF version of Project Oberon. Hey, I know it's not exactly state-of-the-art anymore and some aspects of the Oberon system were simply silly (especially its reasoning for non-overlapping windows in the windowing system), but nevertheless the book is absolutely worth reading. And the presented system still has a lot of charm, even if it has largely disappeared into obscurity.