I agree with you that Steemit will only grow bigger.... and "Buy low, Sell high" is the mantra older than anyone here!
I just initiated a $25 purchase from my bank account to Coinbase to purchase Bitcoin, to then trade for Steem. I don't care if Steem is a penny by the time the transfer clears, I'm buying. While of course I could lose it all I think most here believe that Steemit will grow to millions of users within the next couple of years, and even a small purchase now could be multiplied hundreds or thousands of times. Nobody knows, but here's a good link to save about a $27 Bitcoin purchase a guy forgot about for four years... https://www.theguardian.com/technology/2015/dec/09/bitcoin-forgotten-currency-norway-oslo-home