One-time migration. I think that idea would be that React files are easier to maintain, and that's what we wanted. If for some reason you would like to maintain .html files, and run .jsx in production, I guess you could do that, only I can't imagine use case at the moment.
.htmlfiles, and run.jsxin production, I guess you could do that, only I can't imagine use case at the moment.Thanks for the comment, btw