Real fun begins when you realize that the streamed content can react to interactions that user submits from the streamed page: form targetted into hidden iframe

Real fun begins when you realize that the streamed content can react to interactions that user submits from the streamed page: form targetted into hidden iframe or any other mean of issuing HTTP request back to the server and handling data it can react to in next streamed chunk. This way you can have for example "CSS only chat" [1], or basically anything, since the chunk with new data can contain style directives hiding the old data… [1] https://github.com/kkuchta/css-only-chat https://github.com/kkuchta/css-only-chat