The big exchanges that hold customer deposits are a big target for hackers, and unfortunately, most bitcoin exchanges store user funds.
The bitcoin/blockchain protocol has never been compromised. Businesses building applications on top of it run the risk of making mistakes.
We will never hear about people's Bitcoin accounts being frozen or seized by a government agency.
A lot of people don't want to deal with the effort needed to secure your bitcoins. That's why we started to build Gemini, which is a U.S.-based exchange with compliance - it's NASDAQ, E-Trade and DTC built into one.
Bitcoin, generally, is a great idea. Keeping wallets on smartphones is the worst idea of the decade
If you use a bad password, your Bitcoin will get stolen.
If you are going to store your e-wallet on your own server, don't keep your e-wallet on your desktop, and make sure you use encryption. If you lose your computer, your bitcoins are lost forever.
If there is one positive takeaway from the collapse of Mt.Gox, it is the willingness of a new generation of Bitcoin companies to work together to ensure the future of Bitcoin and the security of customer funds.
You have to be really, really careful how you use bitcoin in order to use it privately.
Within the coming years, disrupting the Bitcoin network will become increasingly more difficult as Bitcoin wallet software and the protocol become more mature and resilient.