Hey Brankica! Awesome contest entry! Love it. I, like you, get a decent amount of traffic from Ezine Articles, too! I am not in a rush to do anything drastic just because of the algorithm change. Hubpages is also a lot of fun and I am pretty close to finally making my $100 payout from Adwords. My hubs have been viewed over 10,000 times and I've had a lot of fun there.
Cheers for sharing that thread, I'd not read it. I think most of the confusion here arises because of how standard GA reports work on a last non-direct click basis - if there's a previous campaign within timeout, that user will be attributed to that campaign, even if they're technically returning via direct. MCF reports are the exception, of course, given that they show *actual* direct.
Beyond organic and direct traffic, you must understand the difference between all of your traffic sources and how traffic is classified. Most web analytics platforms, like Google Analytics, utilize an algorithm and flow chart based on the referring website or parameters set within the URL that determine the source of traffic. Here is a breakdown of all sources: