Regardless it's still a PITA to maintain an ancient distro as a build environment and the alternatives are hacky. It might be the best of the linux libraries but it's still not good.
No need if you are targeting a current linux distro. You only need to do that if you are targeting the ancient distro, in which case you need it around to actually test your software on it as well.
No need if you are targeting a current linux distro. You only need to do that if you are targeting the ancient distro, in which case you need it around to actually test your software on it as well.