I use diigo with almost all the benefits I could gather for pinboard from this thread - tagging, annotation, cloudsync, light, extensions, read later etc. And i

I use diigo with almost all the benefits I could gather for pinboard from this thread - tagging, annotation, cloudsync, light, extensions, read later etc. And it is free. Am I missing something? I have thousands of bookmarks, searchable, easy access, one click bookmarking, etc. Is there an advantage to switch?