In the past few years, we have covered a bunch of awesome nixie tube clocks that can connect to smartphones for easy setup or to play audio. The X-Sure Nixie Bitcoin Ticker takes it to the next level. It is a smart Nixie clock that connects to the internet and displays Bitcoin, Ethereum, and other crypto price updates. It uses NL5441 tubes.
The Nixie Bitcoin Clock has an app that lets you change time, brightness, digital asset to track, and other settings. It can also be reset and updated through your phone. More information is available here.