It is related to current hot issue regarding crypto space, decentralized market.
That could be 'hot potato' which RAIBLOCKS is used to be as 0-transaction fee, contrary to BTC in 2017 Q3~Q4 as so high transaction fee.
Plus, that seems backed by Coinbase, which is renowned in the crypto world and has huge potential.
I got it below $1 in April.
And it seems so resillient during the past retracement days, according to fibonacci lines.
Furthermore, it can be traded now in 1. Binance, 2. Okex, 3. Huobipro, 4. Bitfinex, 5. Upbit, as huge channel of liquidity provider.