New to me: QR Codes, 2D bar codes that contain URL’s or any other blob of text. Seems simultaneously useful and frivolous.
Google Chrome issue resolved - loaded Firefox java plugin, restarted Chrome, suddenly works again. Huh?
Google Chrome (for Linux) wasn’t saving TiddlyWiki files. Looked like a java/TiddlySaver issue, would not load http://www.javatester.org