I've been having sporadic issues where my Macbook Pro Retina hangs at startup. I started up in verbose mode and it always hangs at this message.
AppleUSBMultitouchDriver::checkStatus - received Status Packet, Payload 2: device was reinitialized
After several minutes it continues with these two message.
IO80211Controller::dataLinkLayerAttachComplete(): adding AppleEFINVRAM notification IO80211Interface::efiNVRAMPublished():
What do those messages mean?