Number Spirals and their cool properties. Impressive.
TeXML: an XML vocabulary for TeX, this sounds cute, but I like the passivetex approach better: Just write the whole XSL-FO processor and the XML parser in TeX(!).
And on the seventh day, He exited from append mode.
BTW, I’ll probably not blog for the next ~3 days as I’m away.
NP: Jack Johnson—Jack Kerouac