Earlier quoted context omitted.
It depends how big you think. Dealing with status quo, things like text direction are necessary complication. But at a higher scale it’s purely incidental complexity: you only need one direction for all languages. All languages are linear. No language uses direction to encode meaning. Direction in language is just “stuff starts one place and ends in another”. Balkanization of the encodings is not a good thing. Imagin…
?srekaeps hsilgne-non lla rof sdrawkcab txet lla ekam ot si noitulos ruoy oS
Even WITH all the Unicode support that currently exists in the computing world I don't know of a single computer language that isn't based on English in ASCII. I guess you could count APL there (or perl!).