The checkra1n jailbreak utilizes such a powerful exploit that it offers a whole lot more than just a package manager and instant access to your favorite jailbreak tweaks. In fact, the hardware-based checkm8 bootrom exploit has proven more than capable of enabling a whole host of interesting hacks on compatible devices.
The latest of such hacks comes by way of Twitter user @RowRocka, who on Monday afternoon Tweeted a YouTube video of Ubuntu version 20.04 running on an iPhone 7 that had been pwned with the checkra1n jailbreak tool.