'At its height, Australia’s largest online bookseller, Booktopia, had a A$2.4 million turnover, 5 million customers, and sold a book “every 3.9 seconds”. This week, it entered voluntary administration, a month after announcing the axing of 50 jobs and resignation of senior staff, including its chief executive. Shares had fallen to 4.5 cents, compared with about $3 a share in 2021.' (Introduction)