Guy Stephens: Is bitcoin an investable asset?

Never forget that investors tend to sit up and make enquiries when something they do not have exposure to starts to make a lot of money. This is the so-called investor greed factor. The temptation to get involved with an asset based solely on past performance is very strong even when understanding very little about it. This has been a common feature with all historic bubbles, all of which ended in disaster - although some investors made a fortune along the way. It is very easy to take the intellectual high ground, scoff and discount cryptocurrencies as a passing fad but some did that ...