Tried searching console for card reader... let me know if the clue lies in here somewhere...
From Keychain:
*1 AppleUSB30XHCICardReaderPort::setPowerStateGated(unsigned long, IOService*) + 377 (AppleUSBXHCIPCI + 48143) [0xffffff7f817ebc0f] 2
*4 AppleUSB30XHCICardReaderPort::setPowerStateGated(unsigned long, IOService*) + 36 (AppleUSBXHCIPCI + 47802) [0xffffff7f817ebaba] 3-6
*1 AppleUSB30XHCICardReaderPort::powerOn() + 37 (AppleUSBXHCIPCI + 45261) [0xffffff7f817eb0cd] 3
*1 AppleUSB30XHCICardReaderPort::cardReaderEnumerationRetry(IOTimerEventSource*) + 848 (AppleUSBXHCIPCI + 49386) [0xffffff7f817ec0ea] 2
*4 AppleUSB30XHCICardReaderPort::cardReaderEnumerationRetry(IOTimerEventSource*) + 865 (AppleUSBXHCIPCI + 49403) [0xffffff7f817ec0fb] 3-6
From PTP Camera
*1 AppleUSB30XHCICardReaderPort::setPowerStateGated(unsigned long, IOService*) + 377 (AppleUSBXHCIPCI + 48143) [0xffffff7f817ebc0f] 30
*1 AppleUSB30XHCICardReaderPort::cardReaderEnumerationRetry(IOTimerEventSource*) + 848 (AppleUSBXHCIPCI + 49386) [0xffffff7f817ec0ea] 15
*4 AppleUSB30XHCICardReaderPort::cardReaderEnumerationRetry(IOTimerEventSource*) + 865 (AppleUSBXHCIPCI + 49403) [0xffffff7f817ec0fb] 16-19
*1 AppleUSB30XHCICardReaderPort::setPowerStateGated(unsigned long, IOService*) + 377 (AppleUSBXHCIPCI + 48143) [0xffffff7f817ebc0f] 15
*4 AppleUSB30XHCICardReaderPort::setPowerStateGated(unsigned long, IOService*) + 36 (AppleUSBXHCIPCI + 47802) [0xffffff7f817ebaba] 16-19
*1 AppleUSB30XHCICardReaderPort::powerOn() + 37 (AppleUSBXHCIPCI + 45261) [0xffffff7f817eb0cd] 16
*3 AppleUSB30XHCICardReaderPort::setPowerStateGated(unsigned long, IOService*) + 36 (AppleUSBXHCIPCI + 47802) [0xffffff7f817ebaba] 31-33
*1 AppleUSB30XHCICardReaderPort::powerOn() + 37 (AppleUSBXHCIPCI + 45261) [0xffffff7f817eb0cd] 31
*1 AppleUSB30XHCICardReaderPort::cardReaderEnumerationRetry(IOTimerEventSource*) + 848 (AppleUSBXHCIPCI + 49386) [0xffffff7f817ec0ea] 30
*3 AppleUSB30XHCICardReaderPort::cardReaderEnumerationRetry(IOTimerEventSource*) + 865 (AppleUSBXHCIPCI + 49403) [0xffffff7f817ec0fb] 31-33
*4 AppleUSB30XHCICardReaderPort::setPowerStateGated(unsigned long, IOService*) + 36 (AppleUSBXHCIPCI + 47802) [0xffffff7f817ebaba] 1-4
*1 AppleUSB30XHCICardReaderPort::powerOn() + 37 (AppleUSBXHCIPCI + 45261) [0xffffff7f817eb0cd] 1
*4 AppleUSB30XHCICardReaderPort::cardReaderEnumerationRetry(IOTimerEventSource*) + 865 (AppleUSBXHCIPCI + 49403) [0xffffff7f817ec0fb] 1-4
from System log 4 (apparently when I dumped the kexts...)
Apr 3 15:35:00 Sams-MBP kernel[0]: Sandbox: DesktopServicesH(566) System Policy: allow(0) file-write-unlink /Users/Sam/.Trash/AppleUSBCardReader.kext/Contents/_CodeSignature/CodeResources
Apr 3 15:35:00 Sams-MBP kernel[0]: Sandbox: DesktopServicesH(566) System Policy: allow(0) file-write-unlink /Users/Sam/.Trash/AppleUSBCardReader.kext/Contents/Info.plist
Apr 3 15:35:00 Sams-MBP kernel[0]: Sandbox: DesktopServicesH(566) System Policy: allow(0) file-write-unlink /Users/Sam/.Trash/AppleUSBCardReader.kext/Contents/MacOS/AppleUSBCardReader
Apr 3 15:35:00 Sams-MBP kernel[0]: Sandbox: DesktopServicesH(566) System Policy: allow(0) file-write-unlink /Users/Sam/.Trash/AppleUSBCardReader.kext/Contents/version.plist
From AAM updates notifier...
*1 AppleUSB30XHCICardReaderPort::setPowerStateGated(unsigned long, IOService*) + 377 (AppleUSBXHCIPCI + 48143) [0xffffff7f817ebc0f] 29
*1 AppleUSB30XHCICardReaderPort::cardReaderEnumerationRetry(IOTimerEventSource*) + 848 (AppleUSBXHCIPCI + 49386) [0xffffff7f817ec0ea] 73
*4 AppleUSB30XHCICardReaderPort::cardReaderEnumerationRetry(IOTimerEventSource*) + 865 (AppleUSBXHCIPCI + 49403) [0xffffff7f817ec0fb] 74-77
*1 AppleUSB30XHCICardReaderPort::setPowerStateGated(unsigned long, IOService*) + 377 (AppleUSBXHCIPCI + 48143) [0xffffff7f817ebc0f] 44
*4 AppleUSB30XHCICardReaderPort::setPowerStateGated(unsigned long, IOService*) + 36 (AppleUSBXHCIPCI + 47802) [0xffffff7f817ebaba] 45-48
*1 AppleUSB30XHCICardReaderPort::powerOn() + 37 (AppleUSBXHCIPCI + 45261) [0xffffff7f817eb0cd] 45
*4 AppleUSB30XHCICardReaderPort::setPowerStateGated(unsigned long, IOService*) + 36 (AppleUSBXHCIPCI + 47802) [0xffffff7f817ebaba] 89-92
*1 AppleUSB30XHCICardReaderPort::powerOn() + 37 (AppleUSBXHCIPCI + 45261) [0xffffff7f817eb0cd] 89
*1 AppleUSB30XHCICardReaderPort::setPowerStateGated(unsigned long, IOService*) + 377 (AppleUSBXHCIPCI + 48143) [0xffffff7f817ebc0f] 73
*1 AppleUSB30XHCICardReaderPort::cardReaderEnumerationRetry(IOTimerEventSource*) + 848 (AppleUSBXHCIPCI + 49386) [0xffffff7f817ec0ea] 88
*4 AppleUSB30XHCICardReaderPort::cardReaderEnumerationRetry(IOTimerEventSource*) + 865 (AppleUSBXHCIPCI + 49403) [0xffffff7f817ec0fb] 89-92
*1 AppleUSB30XHCICardReaderPort::setPowerStateGated(unsigned long, IOService*) + 377 (AppleUSBXHCIPCI + 48143) [0xffffff7f817ebc0f] 14
*4 AppleUSB30XHCICardReaderPort::setPowerStateGated(unsigned long, IOService*) + 36 (AppleUSBXHCIPCI + 47802) [0xffffff7f817ebaba] 30-33
*1 AppleUSB30XHCICardReaderPort::powerOn() + 37 (AppleUSBXHCIPCI + 45261) [0xffffff7f817eb0cd] 30
*1 AppleUSB30XHCICardReaderPort::cardReaderEnumerationRetry(IOTimerEventSource*) + 848 (AppleUSBXHCIPCI + 49386) [0xffffff7f817ec0ea] 29
*4 AppleUSB30XHCICardReaderPort::cardReaderEnumerationRetry(IOTimerEventSource*) + 865 (AppleUSBXHCIPCI + 49403) [0xffffff7f817ec0fb] 30-33
*1 AppleUSB30XHCICardReaderPort::cardReaderEnumerationRetry(IOTimerEventSource*) + 848 (AppleUSBXHCIPCI + 49386) [0xffffff7f817ec0ea] 44
*4 AppleUSB30XHCICardReaderPort::cardReaderEnumerationRetry(IOTimerEventSource*) + 865 (AppleUSBXHCIPCI + 49403) [0xffffff7f817ec0fb] 45-48
*1 AppleUSB30XHCICardReaderPort::cardReaderEnumerationRetry(IOTimerEventSource*) + 848 (AppleUSBXHCIPCI + 49386) [0xffffff7f817ec0ea] 14
*4 AppleUSB30XHCICardReaderPort::cardReaderEnumerationRetry(IOTimerEventSource*) + 865 (AppleUSBXHCIPCI + 49403) [0xffffff7f817ec0fb] 15-18
*3 AppleUSB30XHCICardReaderPort::setPowerStateGated(unsigned long, IOService*) + 36 (AppleUSBXHCIPCI + 47802) [0xffffff7f817ebaba] 60-62
*1 AppleUSB30XHCICardReaderPort::powerOn() + 37 (AppleUSBXHCIPCI + 45261) [0xffffff7f817eb0cd] 60
*1 AppleUSB30XHCICardReaderPort::cardReaderEnumerationRetry(IOTimerEventSource*) + 848 (AppleUSBXHCIPCI + 49386) [0xffffff7f817ec0ea] 59
*3 AppleUSB30XHCICardReaderPort::cardReaderEnumerationRetry(IOTimerEventSource*) + 865 (AppleUSBXHCIPCI + 49403) [0xffffff7f817ec0fb] 60-62
*1 AppleUSB30XHCICardReaderPort::setPowerStateGated(unsigned long, IOService*) + 377 (AppleUSBXHCIPCI + 48143) [0xffffff7f817ebc0f] 88
*1 AppleUSB30XHCICardReaderPort::setPowerStateGated(unsigned long, IOService*) + 377 (AppleUSBXHCIPCI + 48143) [0xffffff7f817ebc0f] 59
*4 AppleUSB30XHCICardReaderPort::setPowerStateGated(unsigned long, IOService*) + 36 (AppleUSBXHCIPCI + 47802) [0xffffff7f817ebaba] 15-18
*1 AppleUSB30XHCICardReaderPort::powerOn() + 37 (AppleUSBXHCIPCI + 45261) [0xffffff7f817eb0cd] 15
*4 AppleUSB30XHCICardReaderPort::setPowerStateGated(unsigned long, IOService*) + 36 (AppleUSBXHCIPCI + 47802) [0xffffff7f817ebaba] 74-77
*1 AppleUSB30XHCICardReaderPort::powerOn() + 37 (AppleUSBXHCIPCI + 45261) [0xffffff7f817eb0cd] 74
*3 AppleUSB30XHCICardReaderPort::cardReaderEnumerationRetry(IOTimerEventSource*) + 865 (AppleUSBXHCIPCI + 49403) [0xffffff7f817ec0fb] 1-3
*3 AppleUSB30XHCICardReaderPort::setPowerStateGated(unsigned long, IOService*) + 36 (AppleUSBXHCIPCI + 47802) [0xffffff7f817ebaba] 1-3
*1 AppleUSB30XHCICardReaderPort::powerOn() + 37 (AppleUSBXHCIPCI + 45261) [0xffffff7f817eb0cd] 1