If those are the main _dis_advantages, it must be very nearly perfect. You're essentially saying that the disadvantages are that its storage is resilient and future-proof and that it's written in a language which is resistant against programming errors.
Personally, I'd list the user interface and security issues as the disadvantages, both due to its nature as an HTML-based webapp.
Copyright © 2017, Eklektix, Inc.
Comments and public postings are copyrighted by their creators.
Linux is a registered trademark of Linus Torvalds