New Pentax K-01 mirrorless and 40/2.8 XS pancake are official [updated]

Pentax has now officially announced their new K-01 mirrorless camera using the K-mount, along with the new 40mm f2.8 XS pancake lens! This kit is available for pre-order for $900 at Amazon in yellow, black or white-black. UPDATE: There are more pre-order options at Adorama and B&H Photo (body only, w/pancake and two lens zoom kit). UPDATE #2: We have now launched a brand spanking new Pentax K-01 stock status page! [NEW!]

Hands-on Previews
+ lots of body and lens pictures at ephotozine (including the "Coldplay edition" = yellow body color)
+ lots of body and lens hands-on pictures at Photography Blog
+ hands-on at the London launch event at dpnow.com
+ hands-on at Pocket Lint
+ text-based preview at Imaging Resource
+ 3-page hands-on preview at Trusted Reviews [NEW!]
+ 2-minute video preview at WDC [NEW!]
+ 8-minute video preview by The Camera Store TV on YouTube (this is an actual hands-on with an actual pre-production camera) [as you may have noticed, YouTube is filled with fake previews and reviews that are slideshows of press release pictures and press release rehashes or people dorking out in front of the camera]

Interviews
+ video interview with K-01 designer Marc Newson by Pentax on YouTube

Press Release Parade
+ dpreview
+ photoscala
+ DC Resource
+ Imaging Resource
+ PentaxForums
+ Yvon Bourque Pentax DSLRs blog
+ ephotozine
+ DCI
+ focus numerique
+ foto intern
+ DSLR magazine
+ quesabesde
+ P3 3 News
+ Le Monde dl Photo
+ PDN Online
+ Photography Blog
+ dpnow
+ Pocket Lint

Summary
+ DXomarK
+ Serious Compacts
+ dimensions summary at Rice High
+ Pop Photo

Reactions
+ how practical is the K-01 design? Poll at Rice High
+ forum reactions will be posted later in a separate post, after photographers have a chance to read and digest the available information