I upvote articles that I don't have time to read, but want to keep track of. I've been doing this for at least a year, since the /saved?id=vlad feature came ou

I upvote articles that I don't have time to read, but want to keep track of. I've been doing this for at least a year, since the /saved?id=vlad feature came out (articles a user upvotes are available via that suffix to the url.)