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The Persona cross-browser support shim needs window.postMessage and the HTML5 storage APIs, which IE 7 doesn't have. Working around it didn't seem worth the sec
by callahad 14y ago
The Persona cross-browser support shim needs window.postMessage and the HTML5 storage APIs, which IE 7 doesn't have. Working around it didn't seem worth the security and maintainability cost to the codebase, nor the opportunity cost over working on other features.