I agree with you, I'm on a Mac too but I don't use Papers; I use Zotero/Citeulike, that somewhat solve this. But I would like to see something better than these

I agree with you, I'm on a Mac too but I don't use Papers; I use Zotero/Citeulike, that somewhat solve this. But I would like to see something better than these solutions and/or Mendeley, which is ultimately very bad.