Having said that, there are still quite a few reasons for why you might want to use Adobe Flash Player. In reality, security vulnerabilities have plagued Adobe Flash Player throughout its life, and it has been widely reported to be the primary target for hackers trying to exploit those vulnerabilities, which companies producing browsers and operating systems couldn’t fix due to the proprietary nature of Flash. HTML5) that are able to completely replace Flash. Jobs cited poor performance on mobile devices, frequent crashes, high battery consumption, and availability of better open standards (i.e. In his 2010 letter, Thoughts on Flash, Steve Jobs outlined his reasons for Apple’s iOS devices not supporting the Flash standard, which arguably greatly accelerated its downfall. So why has the internet, which benefited so much from everything that Flash had to offer, suddenly turned against it? In a word, it had a lot to do with security issues and the closed ecosystem of Adobe.