PHP, since version 7.0, has been a much improved language since when many people started hating on it. They have been consistently moving the spec forward and making improvements. It's not perfect, but no language really is after all. It is really nice just seeing issues that have been around for a long time being addressed and fixed.
I have to confess that I have a lot of prejudice against PHP after having to work with it at the time of PHP3 and 4. It seemed like even worse than Perl in the sense of how many things were just bolted on it as a way that the developers could claim "yeah, you can do that with PHP". After having a blog running wordpress hacked twice by mere virtue of being online, I dismissed it for good. I keep hearing about how the…
No, not really, but it's still very good for casual web development, which makes up the lion's share of all backend code being written today.
Languages don't need to evolve a ton to be popular – just look at Python, which is doing very well despite not having had a ton of radical changes.