Also, to tell you the truth, and please correct me of I'm wrong, the steem currency is designed to get a value close to 1$ it was written in golden letter all over the place

Steem has three different currencies: steem (which will be volatile and it is very inflationary), steem power (which is like a share of the Steem blockchain; the more SP you own, the more you have power over what happens here) and steem dollar (which is the one that tracks the value of USD (it is created as content creation rewards for users).