What a 51% Attack Would Do to Bitcoin
Rodolfo Díaz · Explainer · 2 min · 2015 · YouTube title: Andreas Antonopoulos - 51% Bitcoin Attack
Why it's here
HN commenters link it as a short, favorite explanation of Bitcoin's security and the sustainability of a 51% attack.
What it covers
A two-minute clip of Andreas Antonopoulos explaining why a 51% attack on Bitcoin would not destroy it and what such an attack would cost. It is a succinct take on mining security.