We built a spreadsheet engine from scratch. Here’s what we learned Posted by hjalmarg on Tuesday June 28, 2022 @06:39PM from the medium.grid.is dept. https://medium.grid.is/we-built-a-spreadsheet-engine-from-scratch-heres-what-we-learned-e4800ab9edf1 ( 1 comment | 8 points | on HN )