If you switch between tabs with secure and mixed content the position of the padlock icon in the address bar changes. I attached a screencast that shows both Firefox Nightly and Firefox 88 in comparison.
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If you switch between tabs with secure and mixed content the position of the padlock icon in the address bar changes. This is a very noticeable regression in the user experience. I attached a screencast that shows both Firefox Nightly and Firefox 88 in comparison.