Set a bigger tab size in the editor, e.g. `:set ts=32` in vim.
https://sharats.me/posts/automating-the-vim-workplace-3/#usi...
which greatly improved my TSV editing experience in vim. Couple that with autocmd TextChangedI and you get realtime recalculation and alignment.
> The column command appeared in 4.3BSD-Reno.
[1]: https://man7.org/linux/man-pages/man1/column.1.html
[2]: https://man.freebsd.org/cgi/man.cgi?query=column&sektion=1