> I'm not quite sure why there is this massive hype to get rid of the OS
Because they don't want a second WinXP!
WinXP took many years to die and outlived both its successors (Win8 and 8.1). So they decided to hit hard and use every trick in the book to get people off their Win7: Scaremongering, newly discovered bugs of catastrophic level, asteroids, everything.