Linux may have been causing USB disconnects
Now can someone fix the embarrassing network bug in Linux.  You know, where if you access a link to a network, or access an open networked path after 255 seconds or so ... You receive a network error.  It still begs belief that such a fundamental aspect of Linux is broken ... 
When I show Linux to newbies and this fault occurs (ie. 100% of the time), I simply say "Linux isn't perfect ..." But inside, I cringe...It occurs under all distros I've tried and it's been there for years.  Even on different computers with different hardware...