I found this test and found it surprising. The liquid glue outperformed the hot glue except under extreme conditions like very high temp or humidity. I don't know anything about glue but I thought some here might like to read this-
http://aic.stanford.edu/sg/wag/1990/WAG_90_buck.pdf
http://aic.stanford.edu/sg/wag/1990/WAG_90_buck.pdf