Do you have a website?
Do you run an online business?
Then you will definitely want your site to rank on the first page of Google. If your site is not found on the first page, you will not get many visitors organically.
So no visitors mean people will not find out about your business. You will not get customers. No profit. And you will not survive in the long run. That's why everyone tries to rank on the first pages of Google.
In steem blockchain, there are many initiatives to get attention from people who are outside of steem blockchain. If you write SEO friendly content, that brings a lot of traffic on its own. Unfortunately, I do not know many initiatives to rewards content creators who make SEO friendly content.
If you are in DBLOG, they try to do something different. If your post gets the most visitors on DBLOG, you will get 100% upvote from @dblogger.