Look at this chart
https://coinmarketcap.com/charts/#dominance-percentage it says that from February 21 up to June 17 Bitcoin market share has dropped from 87% to 38! Doesn't it bother you people at all? That's why price went down to 1700$, PEOPLE STOPPED USING BITCOIN, because of the lack of credibility- namely slow transactions and high as fuck fees. After that price returned to ~2700$ ONLY because of speculations around Segwit2x. It's the only reason, bBitcoin is dying and u all know it.
The dip in the price of bitcoin has nothing to do with credibility or high transaction fees, and what prove do you have to suggest that Bitcoin Cash won't go through the same phase, The price of bitcoins goes up and down on how the investors perceive the market.