Ok, so who is going to write the calculator firmware for the coldcard? Running a basic calculator on it would be fun.

I quit my fiat job two days ago. Going full entrepreneur. Or how they say in Finland: I am now "yrittäjä" which literally means that I am "trying".

The husband of my wifes sister is a researcher in an university. He said "it does not matter if the things he researches are useless". It only matters if it is interesting to him.