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unless it can scale

Well, right now it can't and compared to coins like Steem, it can't do that much, but who knows what it is going to happen in the near future :)

No one expected ripple to go to number 2 so you never know bitcoin might just make a come back in 2018

I can not disagree with you, Bitcoin has chances to come back in 2018. This is for sure not the end of it. :)