This idea has been developed and deployed to Canvas
While the rich content editor supports the right to left alignment pretty well, the layout design of the basic page doesn't. This results in a weird alignment of vertical navigation lists and the alignments of paragraphs. It also distorts sentences that combine English words or characters, which is even more crucial as it makes some sentences hard to understand.
We would appreciate also the support of the 'regular' language speakers with your vote. Count us in
I attached example of both issues: Areas that are LTR which would be better that will be RTL, and mixed wording that goes wrong.