Adventures In Deep (Crypto) Space

Investing in digital - or crypto - currency is somewhat of a taboo in the FIRE community. Say Bitcoin and you are frowned upon. You want to be one of us?  Denounce your deeds of darkness! Repent your evil ways! Follow us on the true path to FIRE. I exaggerate. But we do pride ourselves on making … Continue reading Adventures In Deep (Crypto) Space

Time-Weighted Return

I've been struggling a bit with keeping track of the performance of my portfolio and specific assets and asset classes that I own. I am not an accountant. My initial approach to measuring performance was to take the difference between current portfolio or holding value (V), subtract the amount I invested (I) and divide the … Continue reading Time-Weighted Return

FIRE Aside: Building A Vintage Vacuum Tube Radio Receiver

Some time ago I built a mining rig for mining crypto-currencies ('Ether' to be more precise). I am not going to explain all the technical details, but it's a very powerful computer that does only one thing: Running a so-called hashing algorithm. Hashing is the transformation of an input into a usually shorter fixed-length output … Continue reading FIRE Aside: Building A Vintage Vacuum Tube Radio Receiver

Early Retirement: Could A Bad Sequence Of Returns Annihilate Your Portfolio?

You had done all the right calculations. At least that's what you thought. And according to the math the accumulated invested capital was exactly what you needed to bridge the years from your early retirement until full pension age. Even the average return was very close to what you had used in your formula's. But … Continue reading Early Retirement: Could A Bad Sequence Of Returns Annihilate Your Portfolio?