This is a low quality article. Disk encryption at rest has a bunch of reasons to be required besides someone breaking into AWS to steal the disk (and someone could bribe an employee to do that as easily as bribe an employee to steal your data digitially.)
This blog post is like someone complaining "parameterized queries are so much more of a pain than just using string interpolation to build my queries. I'd never allow SQL injection in my app." Hubris of an inexperienced engineer imho.
Jira is as good or bad as you configure it to be. It's a tool. We long ago learned how to use JavaScript effectively despite its numerous flaws. If you're at an organization where you have to use Jira, surely you can find a way to make it work.
That said, it's certainly not the Right Answer for everyone. But unilaterally hating on it is just kinda childish.