Thanks for providing this context. I didn't know s12y stood for sustainability, and I also only now realized that the number in e.g. i18n is the number of lette

Thanks for providing this context. I didn't know s12y stood for sustainability, and I also only now realized that the number in e.g. i18n is the number of letter omitted (and not leet speak or some "sk8er"-like abbreviation).