I toss my netbook or lappy in the panniers once in a while, sometimes in its own case and sometimes not.
My ancient pair of REI panniers has finally gotten moldy (welcome to the south??), and the Seattle Sports pair is falling apart. they are being sacrificed for hardware for a set of Cannondale panniers... and of course, the kitty litter bucket pannier.
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--Ben
2006 Trek SU100, 2009 Motobecane Fantom CX, 2011 Motobecane Fantom Cross Uno, and a Bakfiets
Previously: 2000 Trek 4500 (2000-2003), 2003 Novara Randonee (2003-2006), 2003 Giant Rainier (2003-2008), 2005 Xootr Swift (2005-2007), 2007 Nashbar 1x9 (2007-2011), 2011 Windsor Shetland (2011-2014), 2008 Citizen Folder (2015)
Non-Bike hardware: MX Linux / BunsenLabs Linux / Raspbian / Mac OS 10.6 / Android 7