Hidden iframes rock. They’re a way to bridge the last gaps in the HTML system without clumsy page reloads.

— Charles Johnson (@Green_Footballs) December 2, 2014

Operations that still require page reloads, like file downloads/uploads and OAuth interactions, can be handled with hidden iframes.

— Charles Johnson (@Green_Footballs) December 2, 2014

Hidden iframes… they are cool and neat!

No, seriously. They are. I’ve solved several big problems with them recently.