"Quotes from articles are much more eye-catching than links on Twitter, so the social giant is scooping up the team behind highlight-sharing app Highly. This talent could help Twitter build its own version of Highly or develop other ways to excerpt the best content from websites and get it into the timeline."
As a highlight-collector and excerpt-sharer, I agree.
See also: https://www.highly.co/
(+ Just added Highly to Chrome. Prepare thyself, Twitter.)
(++ Update: The extension sucks. C'est la vie.)