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Firefox to become first mobile browser to support desktop extensions later this year
(blog.mozilla.org)
This is a most excellent place for technology news and articles.
The restriction is from App Store, and bypassing it removes that hurdle. Microsoft faced the same issue when they were trying to launch their cloud streaming service within their app, not because they technically couldn't, but because Apple wouldn't let them to.
Ahhh, that makes sense. Thanks!