Rated 5 out of 5 stars

Very good extension for the multiply highlight/copy/paste, but paste sort order is bad, should be in this form:

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(Source URL: https://addons.mozilla.org/en-US/firefox/addon/textmarker/)

Textmarker! is a text higlighter and text copying tool
With this extension you can highlight important text
Select text to highlight with the mouse

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