I have no problem with abbreviations over a limited scope but looking at this code[1] I can't figure out what the author meant by 'm' and that makes me wonder if the author does know what he's doing.

[1]: https://github.com/leontrolski/leontrolski.github.io/blob/ma...

edit: Ok, I should have read the article first. It's probably for https://mithril.js.org/