At 17:02 by ju m
netzprinz.ch/werkzeugkasten/grundlagen/schriftgroessen show samples of fontsizes and websave-colours (unfortunately only in german).

At 09:54 by H2O
Language of the Site: german. Ein deutschsprachiges Forum für Schriftdesigner typeforum.de.

At 12:53 by H2O
'Rules of Type' at Fontsite. And a lot of more information and fonts.

At 10:00 by H2O
A timeline of the historie of font and a nice small flash about the anatomy of characters at http://counterspace.motivo.com/.

At 16:49 by H2O
A Tool for conversation in 0 and 1 at nickciske.com/tools/binary.php.