Just anywhere on the Internet, really

I used to laugh at these, but I’ve just been asked to help with an issue where I work and what do you know… long story short it’s not funny to me anymore

The books are still good, the movies are still good, the author will not be remembered.
If the kids ask, she’s as good as gone. Might have never existed.

There are these linings that are deployed into old pipes, which would be otherwise costly to replace.
I wonder if there’s a legitimate reason this technique couldn’t be used here.
It is possible those only work for smaller diameter pipes.