1989 is the magic number, the date after which most personal and seemingly all public history begins in today's Czech Republic. As Charter 77 signatory ]an Urban reflects, it's been 20 years since the charter and the dissident movement founded around that document was launched, but it has only taken seven years for most of the nation to forget why that movement was born. Once again, forgetting has proved much easier than remembering - and taking responsibility for - the past