Works as expected

well let me tell you, i tried this and i see nothing. also i find the instructions very difficult. so it isn’t just install, activate and poof it works! to bad because i would have liked this plugin

worthcommenting: you should see markup on your page containing “twitter:” text (assuming your content meets minimum requirements for the card). You need to ask Twitter to allow your site into their Twitter Cards program before the cards will show up on Twitter websites or mobile clients.