The South Bank Show did a long documentary on the making of Security, giving fascinating insight into PG’s process. The documentary is interesting for PG fans, of course, but it has broader significance too. Many of the practices that PG was exploring, like building songs out of samples and studio improvisation, were cutting edge or even avant-garde at the time. Now they have become the baseline standard for pop and dance music production and songwriting methods. Read an in-depth analysis of the video here.