User:Ondertitel/sandbox

ISBN seems fine to me. -> remove the trailing space

Chapter URL? -> add title

Interesting links to have a look at:
 * http://markmaunder.com/2014/06/16/where-zero-day-comes-from/
 * https://news.ycombinator.com/item?id=7903031
 * http://widerscreen.fi/numerot/2014-1-2/skenet-scenes/
 * http://widerscreen.fi/numerot/2014-1-2/amis-euros-software-import-contacts-european-american-cracking-scenes/
 * http://widerscreen.fi/numerot/2014-1-2/crackers-became-us-demosceners/
 * http://widerscreen.fi/numerot/2014-1-2/four-kilobyte-art/
 * http://www.codetapper.com/amiga/interviews/subzero-of-skid-row/