By Mayo Clinic Staff. Alcohol intolerance can cause immediate, unpleasant reactions after you drink alcohol. The most common signs and symptoms of alcohol intolerance are stuffy nose and skin flushing. Alcohol intolerance is caused by a genetic condition in which the body is unable to break down alcohol efficiently.
About iTunes library files. iTunes uses iTunes library files and your iTunes Media folder to organize and store your music and other media. Your iTunes library files track the media you add to iTunes, how you've organized it, and other information such as playlists, play counts, and song ratings. About the iTunes Library.itl file.
MBP running OS X 10.7.5; iTunes 11.0.3. Have noticed in the last couple of days an iTunes-related Sentinel file getting updated and synced with Dropbox (that's where my iTunes library resides). The file is not visible in any of the iTunes folders. Is this Sentinel file supposed to be there and, if so, what is it for?