Steemit is a paid to post website, it allows an end user to post and share an article, while they are going to be paid, if their article received an upvote from other end user. The article or post can be made with either a meme, a pure article, videos or other types of informative and entertaining way to share one idea or information.
Because of those good reasons, the Steemit becomes more popular to people around the world. It also grows faster and faster. Now, there are lots of people who are already a part of it, and more people are willing to become part of it. And we can easily categorized and distinguished them through the Steemit's ecosystem.
There is also an ecosystem here in Steemit, just like in a normal environment. They use to called those as a plankton, minnow, dolphin and whales. This is not the exact amount of upvote of the people in this ecosytem, but this can be use as a good estimate for it. The planktons are the newbies, who have an upvote worth of at least $.01 and below, those are too little, but if you get plenty of upvote from those, then you can still earn a lot, it only means that they are very important here in ecosystem. The minnows are much ahead than those planktons, they have an upvote that worth of at least $0.01 to $0.05, they can also be considered as a newbie but there are lots of them, so they are too powerful in this ecosystem and you can't disregard or ignore them. The next one are the whales, those whales have an upvote of at least $.50 and above, wow, that is really too much, getting $.50 worth of upvote isn't that easy, so let us try our best to impressed them, so they are going to support us too. And the most powerful in the Steemit's ecosystem are those whales, they have an upvote worth of $20 and above, wow, that is so very huge amount, we can buy plenty of things from those upvotes. A good example are 
My reference of worth of upvotes:
https://steemit.com/steemit/@rkrijgsman/the-steemit-ecosystem