Is Backblaze fast? I use Mozy and it really sucks. It's slow, the Windows app takes FOREVER to show me my files and the web-interface is just plain bad. I'm loo

Is Backblaze fast? I use Mozy and it really sucks. It's slow, the Windows app takes FOREVER to show me my files and the web-interface is just plain bad. I'm looking for an alternative but I don't want to switch to yet another app that's just as bad.