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Continue to ChatQuery : I have found that you get the best performance by using a combination. I tend to use: A core combined JavaScript file that contains a concatenation of all the JavaScript that is required https://vmapp.org/query/114616/I-Have-Found-That-You-Get-The-Best-Performance-By-Using-A-Combination-I-Tend-To-Use-A-Core-Combined-JavaScript-File-That-Contains-A-Concatenation-Of-All-The-JavaScript-That-Is-Required/