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Looks like Firefox 32 does not have the Resource Timing API on by default. They have a note in the readme to check caniuse.com and then caniuse.com mentions yo
by givehimagun 12y ago
Looks like Firefox 32 does not have the Resource Timing API on by default. They have a note in the readme to check caniuse.com and then caniuse.com mentions you have to turn on the API in 32 in about:config.