Don't make a preview if ! preceds a URL
Don't make a preview if ! preceds a URL

SiTLar/pyt-vanilla-html,payalnik/pyt-vanilla-html,FreeFeed/freefeed-lite,payalnik/pyt-vanilla-html,FreeFeed/freefeed-lite,SiTLar/pyt-vanilla-html,FreeFeed/freefeed-lite,SiTLar/pyt-vanilla-html