Sorry but @wmcon (cf. second link you provided) hasn't tweeted since August 2010! Please send an updated link.
Thanks,
Oliver (aka BT)
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From: Limoke Oscar [mailto:oslimoke@gmail.com] Sent: 29 March 2012 11:09 To: Wikimedia Kenya . Subject: [Wikimedia Kenya] Catch and Follow WikiConf LIve here
Hi Everyone,
Lets catch and follow the ChapConf proceedings and gossip here: http://www.mediawiki-beratung.de/twitterwall-wmcon.html and here : https://twitter.com/#!/wmcon
The official hashtag is of-course: #wmcon