New answers tagged proof-of-work
2
No, it's not reasonable to expect that the hashrate will continue to grow exponentially (sustained exponential growth is generally unlikely for pretty much anything). See this chart of the hashrate growth since inception on a logarithmic scale:
via bitcoin.sipa.be
As you can see, hashrate growth has been slowing down. Bitcoin's hashrate was increasing very ...
1
Bitcoin targets are not actually evaluated as a count of leading zeroes.
If we look at a chart of Bitcoin difficulty we can see that the long term trend in recent years looks much more linear than exponential. There have additionally been significant periods of decrease rather than increase.
It seems unlikely that Bitcoin will still exist if it ever ...
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