Eventually, after
a few wild fluctuations, the mining difficulty found an equilibrium between demand and profitability and has stayed fairly constant since.
Not exact matches
Here's a graph covering
few months of the relative value of bitcoins against US dollars; as you can see, there have been
wild fluctuations in the value over the past two months.
One of string theory's peculiar features is that when applied to
fewer than nine spatial dimensions, the mathematics goes
wild, predicting violent
fluctuations that rip apart the very fabric of the universe.