> While I realize, as a developer, that said caching behavior would add heavy load to a web service's servers; the benefit is WORTH it. FYI: you can almost cer

> While I realize, as a developer, that said caching behavior would add heavy load to a web service's servers; the benefit is WORTH it. FYI: you can almost certainly get away with stuffing the comment-in-progress in localStorage on most modern browsers/devices. I believe this is what Discourse uses, which shines on this and many other someone-really-cared-about-the-details details, but haven't checked my understanding against their actual code.