Calm down, Windows 8 haters: You may not have to rush out to scoop up Windows 7 after all. Microsoft caused a stir last week when it announced that it had already stopped selling box copies of Windows 7 and that it had instructed its manufacturing partners to stop using Windows 7 on new PCs by October 30th, 2014. Now Network World has noticed that Microsoft has backtracked on its Windows life cycle page and now says that sales of both Windows 7 and new Windows 7 PCs will only end at a date “to be determined.” Windows 7 extended support is still scheduled to last through January 14th, 2020. Windows 8 has had a bumpy ride over its first