A 2017 version of the Jaxx wallet has a serious vulnerability that is being worked on - but at the moment is there.
The very first ICO-ish thing was fined heavily. Will new regulations pop the ICO bubble?
They say that in the long run, time in the market beats timing the market. With the short term direction you cannot know for sure - even technical and fundamental analysis together with Reddit sentiment can only give you what's likely, not what's hundred percent sure.
It's always different until it isn't and it's never different until it is.
The surveillance section of EtherIndex's rule change (which after the Winklevoss' BTC ETF seems to be the key part) proposes a strategy which might be more plausible.
With ZCash on Ethereum (ZoE) a fundamental change in ETH is possibly ahead.
Where to store Monero - mobile wallet apps, hardware wallets that support monero, full node wallets for XMR.
Bitfinex was hacked in August 2016. Read the basic info about the hack and the best of Reddit's response on the Bitfinex hack from back then.
Crypto Stuff for Fun: