By default, when we hover a mouse over a tab and freeze it for a consecutive ~500 mseconds, Chrome will show the title of the page in a tooltip, e.g.:
(Btw, if you have a jittery mouse that is unable to remain still, you'll never be able to see the tooltip.)
Is there a Chrome addon to show the title of the page by double-clicking on the tab?
The text must be "usual text", such that it can be selected and copied. (Contrast that with text within a tooltip which cannot be operated on.) E.g. after double-clicking the tab, this might be what we see: