A Bitcoin bug happened a few weeks ago allowing any attacker to generate infinite free BTC, but the network survived only because an honest researcher chose not to exploit it. [1]
Constrained supply means protection against inflationist
central banks.
Bitcoin's inflation rate is higher than USD: The current inflation rate for the United States is 1.9%
for the 12 months ended December 2018, as published on
January 11, 2019 by the U.S. Labor Department.
Bitcoin inflation rate per annum: 3.83% [2]
4. fraud in exchanges
This is unraveling right now with Tether and Bitfinex. [3] It should be assumed any and all cryptocoin exchanges are operating as fractional reserves, and front running customers, unless they can prove otherwise.[1] https://hackernoon.com/bitcoin-core-bug-cve-2018-17144-an-an...
https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposu...
[2] https://www.bitcoinblockhalf.com/
[3] https://medium.com/@bitfinexed/latest
https://hackernoon.com/the-curious-tale-of-tethers-6b0031eea...
https://medium.com/@bitfinexed/bitfinex-never-repaid-their-t...
https://medium.com/@bitfinexed/the-mystery-of-the-bitfinex-t...