Bcash is going up for 1 reason, the Koreans are buying it (70% of the volume), they like to gamble. Adoption my ass
Edit: Also, apparently some Chinese miners are buying bcash with profits from Bitcoin, probably through Korea.
Jiang Zhuoer, founder of the world's third-largest mining pool, BTC.Top
"To be honest, I do not care about bitcoin now, bitcoin cash is bitcoin. I earn by mining bitcoin, [selling it] and buying bitcoin cash. We mine for the most profit and buy bitcoin cash."