euses is presented in the repository as a stable application. It has two functionality bugs that have been open for years: 663706 and 715748. Even after working around the PORTDIR bug euses does not seem to work at all anymore. Reproducible: Always Steps to Reproduce: Install euses. Try to use it in any capacity. Actual Results: Do you Gentoo?
bug 663706 and bug 715748 are about specific problems. Is there another issue that you're wanting to report, or not? There's nothing really new and actionable in this report.