For anything involving file paths, user input, etc. -- yes of course. It's not even a question because they would need to be escaped otherwise which nobody want

For anything involving file paths, user input, etc. -- yes of course. It's not even a question because they would need to be escaped otherwise which nobody wants to do. But for a simple example like this where it's inserting a date which has known properties, it seems fine, and is much more readable.