Based on one market researcher's estimate of a one-month fall in 9.7-inch tablet display shipments, a range of tech news sites and bloggers are announcing, if not trumpeting, the apocalyptic "collapse" of Apple's iPad sales.Related StoriesSteve Jobs email to James Murdoch in, biographer's interview notes out: Apple v DOJ ebook caseiPhone 6 rumours: Apple 'iPhone 5S' production has begun at FoxconnAndy Ihna