Hi @noaj sorry for the late reply. You can just edit your post. No need to rewrite another introductory post. We will post any of your active post as a catch up vote for this post.
Please include:

Your experience with crypto
What sort of posts written by others are you looking for
What sort of posts do you think you'll be creating (these can change, so don't feel locked in.)
How you found Steemit and what you hope to accomplish here.

Please leave a comment to my latest post so I can see your message easily.