Author: Justin Jaffe

The best (and cheapest) online tools.

With less than 50 days left to file, here’s what you need to know.

You sold some bitcoin. Now the IRS wants its cut.

How can this possibly be a legitimate way to raise money?

A primer on the most visible cryptocurrencies.

On day two, everything went dark.

Mixed among the dreck and the legitimately cool stuff was a whole lot of weird.

Our guide to the most amazing and lust-worthy gadgets that debuted at the show.