I'm glad you added a but. Because it is not as simple as throwing in new users. They must be accommodated properly so they don't flee right away. The platform need optimisation, both in speed and user friendliness. And once again, the number of steem in circulation is set to double. So the user base should at leas quadruple to get good growth.
RE: 5 Reasons Why I Think That Steem Value Could Grow Rapidly In The Future