It's not long term, it's mine coins, and convert to bitcoin. Also the chart looks wacky , because it's not even a few months ago the IoT was introduced and hnt phased out. Once the coin is on binance and coinbase the value will go up, making it mote profitable to mine also.
If helium can pull off the network thing than I think we will here more of helium but right now it's just like all the other ones.. promise promise promise and no delivery