It's programmable enough to have bugs, and ephemeral enough to roll back state when things don't work out for the majority [1]<p>It's like a credit card that you can't claim chargebacks on when you're defrauded, only there's no actual credit card and the PIN is too long to remember.<p>You can store your PIN on your hard disk like James Howells [2], or store it with a trusted organisation like Mt. Gox [3]<p>If you want to certify digital ownership, you get to pay money to copy a GIF, rather than just copy the GIF.<p>It works if you want to certify ownership of physical works of art too, such as the famous Mona Lisa (painted by Terence Eden) [4]<p>Its value is so stable that you need a separate class of cryptocurrencies which peg themselves to a fiat currency rather than replace it. And their value crashes anyway [5]<p>And it's become so mainstream that in 10+ years I've yet to walk into a shop that accepts payment in crypto.<p>But since it's inevitable, there's no need for me to seek it out, we'll all just end up using it.<p>[1] <a href="https://www.gemini.com/cryptopedia/the-dao-hack-makerdao" rel="nofollow">https://www.gemini.com/cryptopedia/the-dao-hack-makerdao</a><p>[2] <a href="https://en.wikipedia.org/wiki/Bitcoin_buried_in_Newport_landfill" rel="nofollow">https://en.wikipedia.org/wiki/Bitcoin_buried_in_Newport_land...</a><p>[3] <a href="https://www.investopedia.com/terms/m/mt-gox.asp" rel="nofollow">https://www.investopedia.com/terms/m/mt-gox.asp</a><p>[4] <a href="https://shkspr.mobi/blog/2018/06/how-i-became-leonardo-da-vinci-on-the-blockchain/" rel="nofollow">https://shkspr.mobi/blog/2018/06/how-i-became-leonardo-da-vi...</a><p>[5] <a href="https://www.deltecbank.com/news-and-insights/the-history-of-stablecoins/" rel="nofollow">https://www.deltecbank.com/news-and-insights/the-history-of-...</a>