Simple script to compress entire folder of images rather than doing them one at a tim
Install Guetzli. Duh.
curl -L -o ~/optimize.sh https://rawgit.com/sowhatdoido/guetzli-batch-script/master/optimize.sh && chmod 755 ~/optimize.sh
~/optimize.sh {[--options]} {relative folder path}
--verbose: Prints Guetzli compression messages to terminal
--quality: Parameter to set quality in units equivalent to libjpeg quality
--target: Allows you to select a single file to compress instead of running the whole folder