I had a blast hacking MediaWiki tonight with my awesome book club gang: John Riedl, Dan Frankowski, Erik Jordan, and Tom Erickson. 
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Dan Frankowski (@dfrankow) on X
ex-Pinterest, ex-Google, data scientist, U of MN alum, Oberlin alum, jazz trumpet player, composer.
Tom's place: Literature & Geology; HCI archives.
Now: Geology & literature (blogs: essays, book notes, journal; etc). History: My research, publications & patents in computer science (HCI, CSCW & ...