Sony has now opened up its Bug Bounty program to the public, offering a whopping US$50,000 to anyone able to find a critical PlayStation 4 vulnerability. This deals a heavy blow to the hopeful PS4 homebrew scene, and further places the chances of a future jailbreak release in doubt.
https://www.notebookcheck.net/Sony-deals-sharp-blow-to-future-PS4-jailbreak-prospects.477443.0.html