dc <i>is</i> interesting and genius, but as someone who has written a dc implementation [1], it is still very limited, though the extensions in my implementation make it easier to use.<p>However, as the video said, it is Turing Complete [2], and you can do pretty wild things with it [3].<p>For me, the draw is that it is a desktop-based version of something close to my favorite calculator, the HP 48G.<p>[1]: <a href="https://git.yzena.com/gavin/bc" rel="nofollow">https://git.yzena.com/gavin/bc</a><p>[2]: <a href="https://gavinhoward.com/2019/12/bc/dc-tips-and-tricks/#dc" rel="nofollow">https://gavinhoward.com/2019/12/bc/dc-tips-and-tricks/#dc</a><p>[3]: <a href="https://gavinhoward.com/2021/04/a-dc-script-for-easter/" rel="nofollow">https://gavinhoward.com/2021/04/a-dc-script-for-easter/</a>